The sequence of events concerning neurotransmitters are, in order: Action potential reaches synaptic knob, Voltage-gated calcium channels open, Calcium enters the synaptic knob, Synaptic vesicles merge with synaptic knob plasma membrane, Neurotransmitter is released by exocytosis, Neurotransmitter crosses synaptic cleft, and Neurotransmitter attaches to receptors on a muscle, neuron, or gland cell.
Explanation:The correct sequence of these events, involving neurotransmitters and the synaptic knob, would be as follows:
I) Action potential reaches synaptic knobE) Voltage-gated calcium channels openF) Calcium enters the synaptic knobG) Synaptic vesicles merge with synaptic knob plasma membraneH) Neurotransmitter is released by exocytosisA) Neurotransmitter crosses synaptic cleftB) Neurotransmitter attaches to receptors on a muscle, neuron, or gland cellThe sequence begins with the action potential reaching the synaptic knob, after which voltage-gated calcium channels open. This causes calcium to enter the knob, and synaptic vesicles to merge with the plasma membrane. The neurotransmitter is then released by exocytosis, crosses the synaptic cleft, and finally attaches to receptors on a neuron, muscle, or gland cell.
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The sequence will be:
I) Action potential reach synaptic knob
E) Voltage gated channels open
F) Calcium enters synaptic knob
G) Vesicles merge with plasma membrane
H) Neurotransmitter releases via exocytosis
A) Neurotransmitter cross synaptic cleft
B) Neurotransmitter attaches to receptors on muscle/neuron/gland
The following sequence describes the events leading to neurotransmitter release and binding in a synapse:
The action potential first reaches the synaptic knob where the voltage gated calcium channels open and causes calcium influx into the synaptic knob. Due to the calcium, the vesicles containing neurotransmitter merges with the plasma membrane causing the release of the neurotransmitter by exocytosis. The neurotransmitter travels the synapse and then bind with the receptor on the post-synaptic neuron/ muscle/ gland.
Thus, the sequence will be:
I) Action potential reach synaptic knob
E) Voltage gated channels open
F) Calcium enters synaptic knob
G) Vesicles merge with plasma membrane
H) Neurotransmitter releases via exocytosis
A) Neurotransmitter cross synaptic cleft
B) Neurotransmitter attaches to receptors on muscle/neuron/gland.
What is the combination of assessments to investigate neuroplastic and maladaptive brain changes in crewmembers following long-duration spaceflight?
Answer:
sensory, motor, and cognitive assessments
Explanation:
Sensory assessment
Helps to check, determine and infer the perceptions of bodily sense organs(the senses of sight, smell, taste, touch, and hearing) to characteristic of materials
Motor assessment is for assessing day to day motor function activity
Cognitive assessment
It's for assessing different areas of brain function such as memory, concentration, reasoning capabilities e.t.c
After triacylglycerols are hydrolyzed into free fatty acids and glycerol, how is glycerol used for energy? A. It undergoes β-oxidation B. It enters the glycolysis pathway C. It enters the citric acid cycle D. It is converted to ketone bodies E. It undergoes ω-oxidation
Answer:
The correct answer is B it enters glycolysis pathway.
Explanation:
Tria cylglycerol is a complex lipid which can be defined as fatty acid ester of glycerol.The hydrolytic enzyme lipase act on tri acylglycerol to form fatty acid and glycerol by hydrolyzing the ester bond present between fatty acid and glycerol.
The fatty acid enters the β oxidation pathway and the other product of tricacylglycerol hydrolysis that is glycerol is converted to glycerol -3-phosphate by the catalyric activity of glycerol kinase.The so formed glycerol-3-phosphate is converted to glyceraldehyde-3-phosphate by alcohol dehydrogense enzyme.
The so formed glyceraldehyde-3-phosphate is an intermediate of glycolysis.
All EXCEPT which of the following are differences between eukaryotic and prokaryotic DNA replication?
a. the number of replication origins
b. the ability to form a replication fork
c. the type and number of polymerases involved in DNA synthesis
d. the rate of DNA synthesis
Answer:
b. the ability to form a replication fork
Explanation:
Replication fork refers to the specific point where the parent DNA is unwound to expose the template strands and the separated strands quickly replicated. Both eukaryotic and prokaryotic DNA replication mechanisms include the formation of the replication fork. For circular DNA molecules, both ends of the unwound DNA loop have active replication forks as the replication is bidirectional. The two replication forks meet at a point on the side of the circle opposite to the origin.
For a linear DNA, the leading strand is continuously synthesized in the direction of the movement of the replication fork while the lagging strand is synthesized discontinuously in short pieces called Okazaki fragments in a direction opposite to the movement of the replication fork.
The UNO Company was formed on January 2, Year 1, to sell a single product. Over a 2-year period, UNO’s costs increased steadily. Inventory quantities equaled 3 months’ sales at December 31, Year 1, and zero at December 31, Year 2. Assuming the periodic system and no accounting changes, the inventory cost method that reports the highest amount for each of the following is
Inventory 12/31/Year 1
Cost of Sales Year 2
A.LIFO
FIFO
B.LIFO
LIFO
C.FIFO
FIFO
D. FIFO
LIFO
Answer:
(C) FIFO
FIFO
Explanation:
- FIFO inventory tends to be higher than the LIFO inventory when the prices are increasing. Contrary to LIFO, FIFO assumes that the expensive or highest amount goods are in the inventory where as in the case of LIFO these products are first to be sold. So according to the data provided inventory at end of year (December 31) and start of Year 2 is higher for FIFO than LIFO. At end of year 2 amount of goods sold must have equaled the amount of goods purchased which means higher inventory under FIFO than LIFO which means Option C is correct.
Final answer:
The inventory cost method that reports the highest inventory value at the end of Year 1 is FIFO, and the method that reports the highest cost of sales for Year 2 is LIFO, in a scenario where a company's costs increase steadily over time. Option D is correct.
Explanation:
When assessing the impact of different inventory cost methods on the financial statements of a company, the choice between First In, First Out (FIFO) and Last In, First Out (LIFO) can be significant. For the scenario presented, where UNO Company's costs increase steadily over two years and inventory levels fluctuate, the method chosen will affect both the reported inventory value at the end of Year 1 and the cost of sales for Year 2.
Under FIFO, the oldest inventory costs are matched with sales first, reflecting lower costs from earlier periods in the cost of sales and leaving the more recent, higher costs in ending inventory. Conversely, LIFO matches the most recent, higher costs with current sales, leading to higher costs of sales and a lower ending inventory valuation when costs are rising.
Given UNO Company's situation:
The highest Inventory at 12/31/Year 1 would be reported using FIFO because it reflects the most recent, higher costs as part of the inventory value.The highest Cost of Sales for Year 2 would be reported using LIFO because it uses the most recent, increased costs for valuing the cost of goods sold.Therefore, the correct answer to report the highest amounts would be:
Inventory 12/31/Year 1: FIFOCost of Sales Year 2: LIFOWhen looking at growth in a human embryo, the head develops before the rest of the body. Such growth from the head to the base of the spine illustrates the ________ principle.
Answer:
Cephalocaudal.
Explanation:
Cephalocaudal refers to the head to the toe of the body. The cephalocaudal principle denotes the motor and the physical development of the individual infants to the early childhood.
This principle explains the phenomena of the post natal development and includes the development of the weight, size, and differentiation of the body. The development always occur from the top to the bottom fashion. The first control of the head will occur and later the toe.
Thus, the answer is cephalocaudal.
The growth pattern in a human embryo, where the head develops before the rest of the body, is an example of cephalocaudal principle.
Explanation:The growth pattern in a human embryo, where the head develops before the rest of the body, is an example of cephalocaudal principle.
This principle states that development occurs from the head (cephalic) to the tail (caudal) or from top to bottom. It means that structures closer to the head, such as the brain, develop earlier than structures further down the body, like the spine.
This growth pattern is evident during embryonic development and helps establish the basic arrangement of tissues in the nervous system.
A population of buffalos is isolated such that no new buffalos can come into their territory.
Which of the following is primarily responsible for the appearance of new alleles in this population?
a. Reassortment of chromosomes during the process of creating sperm or eggs.
b. Mutations in cells that will become sperm or eggs.
c. Changes in the environment that favor some buffalo traits over others.
d. Random mating between the buffalos in the population.
Answer:
B - Mutations in cells that will become sperm or eggs.
Explanation:
Mutation is the process of changing the nucleotide sequence of DNA. When DNA is mutated, this often causes new alleles to appear, go missing, or be added. These processes are called Substitution, Deletion, and Insertion.
The nursing instructor is discussing digoxin-induced dysrhythmias. What risk factor would the instructor identify as increasing risk of dysrhythmia in a client taking digoxin?
Answer:
Hypokalemia
Explanation:
The toxicity due to digoxin increases when metabolic disturbances such as hypokalemia occur. Hypokalemia usually occur during the diuretic therapy and leads to electrolytic disturbances. These disturbances increase the sensitivity of the digoxin to produce toxicity. In such scenarios, even a small concentration of digoxin serum can prove to be toxic. Hypokalemia inhibits the sodium-potassium ATPase and even treatment with antibodies specific to digoxin can lead to hypokalemia
"The correct answer is hypokalemia.
Hypokalemia, which is a deficiency of potassium in the blood, is a significant risk factor for digoxin-induced dysrhythmias. Digoxin works by inhibiting the sodium-potassium pump in the heart, which can lead to an increase in intracellular calcium and thus an increase in the force of cardiac muscle contractions. However, when there is hypokalemia, the effects of digoxin are potentiated because low potassium levels enhance the binding of digoxin to the sodium-potassium pump. This enhancement can lead to an increased risk of dysrhythmias such as atrial tachycardia with block, ventricular tachycardia, or ventricular fibrillation.
Other factors that can increase the risk of digoxin-induced dysrhythmias include hypomagnesemia (low magnesium levels), hypoxia, acidosis, and hypercalcemia (high calcium levels). These conditions can alter the electrical properties of the heart and predispose to dysrhythmias, especially when combined with the effects of digoxin. Additionally, renal impairment can lead to increased levels of digoxin in the blood due to reduced clearance, thereby increasing the risk of toxicity and dysrhythmias.
It is important for healthcare providers to monitor potassium levels closely in patients taking digoxin, especially since many of these patients may also be taking diuretics, which can further deplete potassium stores. Proper management of potassium levels can help minimize the risk of digoxin-induced dysrhythmias."
What variable influence the process of fermentation? A. Like aerobic cellular respiration, fermentation produces ATP molecules. B. Fermentation requires less oxygen then aerobic cellular respiration. C. The independent variable of the experiment was the type of sugar used to produce ATP. D. According to the experimental data, the preferred fuel choice is glucose. E. The rate of fermentation is greater when the fuel source is a disaccharide. F. The greater the amount of sugar used, the greater the rate of fermentation.
For anyone who still needs it the answers are:
A. Like aerobic cellular respiration, fermentation produces ATP molecules.
C. The independent variable of the experiment was the type of sugar used to produce ATP.
D. According to the experimental data, the preferred fuel choice is glucose.
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The variables that have influence on process of fermentation can be expressed as :
A. Like aerobic cellular respiration, fermentation produces ATP molecules.
C. The independent variable of the experiment was the type of sugar used to produce ATP.
D. According to the experimental data, the preferred fuel choice is glucose
Fermentation can be regarded as a process involving breaking down of substance into a simpler substance.It involves production of chemical changes in organic substrates as a result of action of enzymes. Microorganisms such as yeast and bacteria are very essential in the fermentation process, just like other processes like aerobic cellular respiration, there is always a production of ATP moleculesWhen carrying out the process, the independent variable usually depends on type of sugar involve in production of ATPTherefore, option A,C,D are correct.
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One common test of language lateralization is invasive; it involves injecting ____________ into the carotid artery.
Answer:
barbiturate/sedatives
Explanation:
Lateralization is a process of studying the split functions of the brain hemispheres. The most common test used for testing lateralization is obtained from sodium amytal studies. In this study a barbiturate or a sedative is injected into the carotid artery either left or the right artery. So, till the time the barbiturate hampers the functioning of any hemisphere, the functions associated with that hemisphere also gets hampered or are sustained for a while. This technique is of invasive nature
In eukaryotic cells, the processes of protein synthesis occur in different cellular locations. Drag the labels to the appropriate targets to identify where in the cell each process associated with protein synthesis takes place.
1. nucleus______.
2. cytoplasm______.
3. free ribosomes______.
4. chromatin______.
5. ribosomes______.
Answer:
1. formation of ribosomal subunits
2. attachment of an amino acid to tRNA
3. translation of cytoplasmic proteins
4. transcription and RNA processing
5. translation of secreted proteins
Explanation:
Please see the attachment
The disease known as malaria may result in a fever, a decrease in red blood cells, and an enlarged liver and spleen. These symptoms are evidence of__________.
Final answer:
Malaria is caused by Plasmodium protozoa, transmitted by Anopheles mosquitoes, and is characterized by symptoms like fever, anemia, and organ enlargement due to the destruction of red blood cells.
Explanation:
The disease known as malaria may result in a fever, a decrease in red blood cells, and an enlarged liver and spleen. These symptoms are evidence of the effects of the Plasmodium protozoa, which cause malaria and carry out their life cycle within the human host. Anopheles mosquitoes transmit the protozoa from one human to another.
The classic signs and symptoms of malaria, such as fever and anemia, occur because Plasmodium parasites infect and destroy human red blood cells. This results in organ damage and can lead to severe anemia, blood vessel necrosis, and possibly death if not treated promptly. The most deadly species known to infect humans, Plasmodium falciparum, is responsible for the majority of malaria-related fatalities, particularly in tropical regions of the world. Preventative measures against malaria include antimalarial drugs and controls to manage mosquito populations, such as techniques to kill, sterilize, or avoid exposure to Anopheles gambiae, the primary mosquito vector of the disease.
The pharmacology instructor is discussing the differences among the various diuretic agents. Which would the instructor cite as a difference between spironolactone and hydrochlorothiazide?a. Potassium losses are greater with spironolactone than with hydrochlorothiazide.b. Potassium losses are greater with hydrochlorothiazide than with spironolactone.c. Spironolactone is more likely to be taken with a potassium supplement.d. The two diuretics act in different parts of the nephron
Answer:
Hello!
The answer is b. Potassium losses are greater with hydrochlorothiazide than with spironolactone.
Explanation:
Hydrochlorothiazide and spironolactone is a drug combination prescribed to treat edema, congestive heart failure and nephrotic syndrome.
Hydrochlorothiazide and Spironolactone both help prevent fluid retention in the body by preventing excessive absorption of salt. Therefore, both of these drugs would ultimately cause salt or potassium losses.Unlike hydrochlorothiazide, spironolactone, being a potassium sparring diuretic (a drug that increases urination without the loss of potassium), prevents potassium levels in the body from getting too low.Since spironolactone is a potassium sparring drug, it should never be taken with a potassium supplement as it can lead to hyperkalemia (excess potassium).Both diuretics act in the same part of the nephron, the distal tubule.If a male genotype is Tt and the female genotype is TT, then what are the phenotypic ratios for tall and short corn?Phenotype :a. short b. all tallc. tall d. all short
Answer:
The correct answer is b. all tall
Explanation:
If the genotype of one parent for height is Tt and another parent is TT then after the fusion of gamete all the offspring will show tall phenotype because all the offspring will have at least one allele of tall character.
T t
T TT Tt
T TT Tt
So after cross two phenotype would be homozygous dominant for tall character and the other two will be heterozygous dominant for tall character. Therefore all the offspring would be tall.
Answer:
The correct answer is b. all tall
You isolate intact mitochondria and equilibrate them in a buffered solution at pH 9, containing 0.1 M KCl and ADP plus Pi, but without succinate. You collect them by centrifugation, and quickly resuspend them in a new buffer at pH 7, without KCl , but with valinomycin (a K ionophore). Note: the K rushing out will create a huge positive charge differential. What do you predict will be the result on oxygen consumption and the production of ATP?
Answer:
Explanation :the amount of ATP generated per unit of oxygen consumed can vary significantly.
the rate of aerobic metabolism, requires careful interpretation with respect to the amount of ATP produced.
Which reaction produces monosaccharides? dehydration synthesis of monosaccharides polymerization of polysaccharides dehydration synthesis of polysaccharides hydrolysis of polysaccharides
Answer:
The correct answer is hydrolysis of poly saccharides
Explanation:
Polysaccharides are composed of numerous monosaccharides units joined with each other by glycosidic linkages.If the polysaccharides are treated with strong acids such as Hydrochloric acid or hydrolytic the glycosidic linkages are broken down resulting in the formation of monosaccharide constituents.
For example homo polysaccharide plant poly saccharide starch is composed of glucose units linked with one another by α-1,4-glycosidic linkage.When starch is digested by amylase enzyme then hydrolysis of starch occur resulting in the formation of di saccharide maltose, dextrin and maltitriose which further undergo hydrolysis by the catalytic activity of various hydrolytic enzymes to generate momosaccharide sububits.
How does smooth muscle appear different at the cellular level than skeletal and cardiac muscle
Answer:
Smooth muscle:
At cellular level these muscles are cylindrical in appearance. There cells are unbranched. These are non striated.
Skeletal muscles:
These Muscles at cellular level appears as cylindrical and also they are unbranched. These are striated at cellular level.
Cardiac muscle:
These muscles are like skeletal muscles and smooth muscles in the sense of their cylindrical nature but these muscles are branched in contrast to others. These are striated.
Explanation:
Other differences are attached with this answer please find attachment.
2 questions in one Science thanks.
Answer:
1.)A
2.)D
Explanation:
The sensing method that reflects pulsed radar waves off features below the surface is called:________A. Air photo analysisB. Geographic Information Systems (GIS)C. Ground Penetrating Radar (GPR) CorrectD. Satellite Imaging Technology (SIT)
Answer: C- Ground Penetrating Radar(GPR)
Explanation: C. Ground Penetrating Radar (GPR)
Its a sensing method that reflects pulsed radar waves.
Tropical rainforests have high species richness of trees. Provide the most reasonable explanation why animal species richness is also high in tropical rainforests?
Tropical rainforests are biodiversity hotspots with high species richness due to their ideal climate for plant growth, complex vertical stratification providing varied habitats, and unique evolutionary histories across global regions. The diverse tree species and associated plant life, like epiphytes, in turn support a wide variety of animal life.
The high animal species richness in tropical rainforests is closely linked to the exceptional diversity of trees and complex forest structure. The net primary productivity of these ecosystems is amplified by ideal annual temperatures and precipitation levels, fostering rapid plant growth and producing a multitude of habitats within the forest's unique stratification. This stratification, which includes the forest floor, understory, canopy, and emergent layers, supports a wide array of plant, fungal, and animal life, such as epiphytes and arboreal animals, facilitating a high level of biodiversity.
Tropical rainforests, though occupying only about 7% of the Earth's land surface, house over half of the world's species. These areas are hotspots for biodiversity due to their extensive biodiversity, the result of a large global distribution and distinct geological histories that have enabled species to evolve in isolation across different regions like South and Central America, Africa, Asia, and Australia.
Reflex activity can be modified by the cerebral cortex. For example, you are baking a roast in the oven. As you are moving the roast from the oven to the counter, hot juices splash you. Reflex activity would cause you to drop the pan, but you hold on to it. Explain how the cerebral cortex overrides the reflex.
Answer:
There are different types of reflexes, and some of them can be controlled voluntarily due to cortical processing.
Explanation:
Even if there is an initial myotactic reflex of moving away from the heat, the cortical processing that is subject to learning makes you not let go of the pan. It should be noted that there are different types of reflexes, and not all postural reactions are automatic. The cerebral cortex influences voluntary postural adjustment movements. Such control is mainly performed by the brain stem, where ocurrs the modulation of motor neurons and spinal cord interneurons through the lateral descending (fine movements) and medial (posture and balance) downward pathways.
The cerebral cortex can override a reflex by processing sensory information and integrating it with emotions, memories, and other stimuli to send a motor command that directs voluntary actions, like holding onto a hot pan despite discomfort.
Explanation:When a person comes into contact with a hot object, the immediate, reflexive response is to withdraw from the heat source. This type of reflex action typically involves a sensory neuron detecting a stimulus and sending a signal through the spinal cord, bypassing the brain for a quick reaction. This is why reflexes are so fast because they involve local synaptic connections in a form of a reflex arc.
However, the cerebral cortex can modify this reflex activity. It processes the sensory information and can integrate it with other stimuli, emotional states, and memories. Upon receiving the sensory information of the hot splash from the roast, your cerebral cortex quickly processes the pain but also recognizes the importance of not dropping the pan. It then sends a motor command to override the reflex to hold onto the pan despite the discomfort.
In this case, the cerebral cortex functions efficiently to form a decision based on complex factors such as the consequence of dropping the pan and the potential waste of effort and food. Therefore, when you override a reflex, it is the result of the cerebral cortex engaging in higher-level thinking and decision-making processes, allowing for voluntary control over what would otherwise be an automatic reflexive action.
PLEASE PLEASE HURRY NEED IT NOW WILL GIVE BRAINLEST AND 63 POINTS
1. List the 4 weather fronts and give a brief description of each. (6.03, 6.07)
2. Define orographic uplift. (6.06)
3. Climate vs. weather? (6.01)
4. What are some terms used for each of the following (6.07):
• Hurricane -(ex: eye)
• Tornado-
• Blizzard-
• Thunderstorm-
5. Altocumulus and altostratus clouds normally bring what type of weather? Describe what each type looks like. (6.06)
6. What does a radiosonde measure? (6.02)
7. Doppler radar is used for? (6.02)
Did you ever find the answer for question 4?
6 Flashing red and yellow lights control some intersections during times when there is __________ traffic flow.
Answer:
Low traffic flow
Explanation:
Flashing red and yellow lights can control some intersections during low traffic flow.
The red traffic light signifies the stop sign and even when flashing, is still recognized as such thus, cars are expected to slow down when approaching flashing red and yellow lights and if the traffic is low, traffic flow can proceed seamlessly
Flashing red and yellow lights are used at intersections during low or irregular traffic flow. They enhance safety especially in areas where speeding and accident rates are high. Areas with emerging businesses or rerouting due to special events can also use such traffic control systems.
Explanation:Flashing red and yellow lights control some intersections during times when there is low or irregular traffic flow. Originally, these lights served to facilitate safe transit for vehicles and pedestrians alike, particularly during non-peak traffic hours or in areas where conventional traffic lights may not be necessary all the time.
For instance, intersecting roads near emerging businesses or industrial facilities may see a dramatic increase in traffic. Furthermore, changes in traffic routing, such as rerouting for special events, can also necessitate the use of these lights. It's important to remember that the primary goal of installing these traffic control systems is to enhance road safety, especially in problematic intersections where speeding and accidents have been observed.
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You arrive on the scene to find a scuba diver on board a boat slumped over in the captain's chair with frothy blood in his mouth. The captain states that the diver was down no more than 15 feet when he ascended rapidly and called for help. Which of the following is most likely?
A.
Caisson's disease
B.
The bends
C.
Air embolism
D.
Decompression sickness
Answer:
Air embolism
Explanation:
When bubbles of air or any other gas cause a blockage of blood vessels in the circulatory system then this is known as air embolism.There are several symptoms that are associated with this condition such as loss of consciousness, difficulty in breathing, bloody sputum, tremors, convulsions, etc.Since in the given condition, the diver is having frothy blood in his mouth and since he ascended rapidly calling for help he is most likely to be suffering from an air embolism.Consider the experiment in which the expression of two copies of the same gene are measured using the green fluorescent protein reporter for the first copy of the gene and red fluorescent protein reporter for the second copy of the gene in E. coli cells. Provide an example of intrinsic versus extrinsic noise observed for this system.
Answer:
Explanation:
Consider, for example, “shot noise” in a digital camera. ... Defining Extrinsic versus Intrinsic Noise in Transcription ...
After age ______ or so, the total calorie needs of physically inactive adults fall steadily throughout adulthood.
Answer:
30
Explanation:
According to dietary guidelines, from the age of 30, the calorie needs of physically inactive adults begin to decline.
This is because physical activities and exercise aid the human body in the burning up of calories, thus, when an adult does not engage in any activity, he burns less calories than those who do and thus requires less calories than them
Hydrothermal processes are probably responsible for the formation of ____ ore deposits than other processes
Answer:
Answer is more.
Explanation:
The formation of minerals and various rocks through the action of water at high temperature and pressure with the mind of creating or bringing about changes in the earth's crust is described as the hydrothermal process.
This process brings about the formation of more and large various mineral resources. This is because, the largest single crystal formed in nature or ever created by man are both through hydrothermal processes.
Item 3 If part of the DNA gene being transcribed is TGCAAT , what will the mRNA code be for that part?
Answer:
ACGUUA
Explanation:
Transcription is a process that makes mRNA using the DNA template strand. The enzyme RNA polymerase adds ribonucleotides complementary to the sequence of the DNA template strand. RNA lacks the "thymine" and instead has the "uracil". Adenine base in the DNA sequence is transcribed into the “uracil" base in the corresponding RNA. Similarly, "guanine" in the DNA template strand specifies the "cytosine" base in the transcribed RNA.
Therefore, if a DNA template strand has a sequence "TGCAAT", the corresponding mRNA would have a sequence of "ACGUUA".
This is a cell, which is the basic unit of all life. All organs in human bodies are made of cells and require oxygen to survive. Which two systems work together to deliver oxygen to cells throughout the body?
Final answer:
The cardiovascular system and the respiratory system work together to deliver oxygen to the body's cells and remove carbon dioxide. The cardiovascular system circulates blood, while the respiratory system manages gas exchange in the lungs.
Explanation:
The two systems that work together to deliver oxygen to cells throughout the body are the cardiovascular system and the respiratory system. The cardiovascular system, composed of the heart, blood vessels, and blood, is responsible for moving oxygen-rich blood from the lungs to the cells and transporting carbon dioxide from the cells back to the lungs. The respiratory system, which includes the lungs, enables the exchange of gases; oxygen is absorbed into the blood, and carbon dioxide is expelled from the body.
These systems are integral to the process of respiration, wherein oxygen is required for aerobic cellular respiration, which generates the energy necessary for cellular functions in the form of ATP. Without this collaborative effort between the cardiovascular and respiratory systems to continuously supply oxygen and remove carbon dioxide, cells could not sustain their vital activities.
Therefore, to answer the question, the cardiovascular and respiratory systems are the two organ systems that work in tandem to ensure that oxygen is delivered to every cell in the human body, maintaining cellular function and overall organism health.
Which of the following is excluded under both the Limited Pollution Liability coverage form and Pollution Extension endorsement?
a. Escape of pollutants
b. Clean up costs
c. Threatened discharge of pollutants
d. Waste disposal leaks
Answer:
Option B
Explanation:
Limited Pollution Liability coverage form has limited coverage facility. It provides scope of covering the pollution liability but does not provide any coverage for meeting out the cleanup expenses. It covers the damage caused by pollution.
While in Pollution Extension Endorsement charge the insurance does not apply to testing, monitoring, clean up, neutralization and reducing the effect of pollutants are covered.
Hence, option B is correct
Place the events in the correct order, with 1 occurring first and 5 occuring last.
A) Transcription of one DNA strand results in mRNA, which is a complementary copy of the information in the DNA strand needed to make a protein.
B) DNA contains the information necessary to produce proteins.
C) The amino acids form a polypeptide chain.
D) Amino acids, the building blocks of proteins, are carried to the ribosome by tRNAs.
E) The mRNA leaves the nucleus and goes to a ribosome.
Answer:
1 - b
2- a
3 - e
4 - d
5 - c
The correct order of events of protein synthesis would be from the properties of DNA to forming of polypeptide chain. The correct order would then be B, A, E, D, C.
The following are the correct order of events of translating genetic information on a DNA:
transcription: information of a DNA is transcribed into mRNA in the nucleus. the mRNA is moved from the nucleus to the ribosome.amino acids attached to tRNAs are also moved to the ribosome.the message on the mRNA is translated with the tRNA dropping the amino acid corresponding to the codons on the mRNA and individual amino acids are joined by polypeptide bonds.More on protein synthesis can be found here: https://brainly.com/question/23533340