They are bacteria/single-celled organisms.
Answer:
Np
Explanation:
They have a plasma membrane and cytoplasm
Earth itself can make magnets out of ferromagnetic materials. True or False?
Answer:
True
Explanation:
The earth has strong magnetic field of its own and because of this reason the ferromagnetic substances can be out of the earth. The ferromagnetic substances can be defined as the substances that have tendency to form permanent magnets or are attracted towards magnet.
The substances like iron are strongly attracted towards the magnetic and some substances can be converted into magnets under the influence of the strong magnetic field of earth.
the skeletal system is responsible for all BUT one of these functions in our body.
Answer:
For a question in a style like this, it's impossible to answer it without knowing the choices to the question, if you can give me the choices to the question in the replies to my answer then i can deduct an answer from that and I'll give you the answer in the replies.
Explanation:
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The fish pond are dying because of algal bloom. Algal bloom is caused by the presence of excess phosphorus or sulfur in the pond. An investigation into the matter indicates hat chemical fertilizers made in a factory nearby are responsible for the presence of these chemicals in the water. Under what conditions might this data be considered biased?
The specific heat of silver is 0.06 Cal/ G°C. 50 g of silver will require calories to raise the temperature 1°C
Answer: 3 Calories of heat will be required by silver to raise the temperature to 1°C.
Explanation: Specific heat is defined as the heat required to raise the temperature by 1°C for 1 gram of substance.
Mathematically,
[tex]q=mc\Delta T[/tex]
where,
q = heat required = ? Cal
m = Mass of the substance = 50 g
c = Specific heat of the substance = [tex]0.06Cal/g^oC[/tex]
[tex]\Delta T[/tex] = Change in the temperature = 1°C
Putting values in above equation, we get:
[tex]q=50g\times 0.06Cal/g^oC\times 1^oC\\q=3Cal[/tex]
explain the importance of the nitrogen base and their role in preserving the code
Ans.
Genetic codes provide information for the protein synthesis as each code specifically codes a particular amino acid that gets joined in polypeptide chain during the process of translation.
Each genetic code is three letter code, made up of three nitrogenous bases. There are four different bases in DNA or RNA that make sixty four codes with different combinations, out of which sixty one code for amino acids and three act as stop codons.
Thus, nitrogenous bases are important in preserving the genetic codes.
what is the name of the type of cell division that occurs in the prokaryotic cell cycle?
BINARY FISSION is the type of cell division that occurs in the prokaryotic cell cycle. ENJOY
Final answer:
Binary fission is the type of cell division that occurs in prokaryotic cells, producing two genetically identical daughter cells through a simpler and quicker process compared to eukaryotic cell division.
Explanation:
The type of cell division that occurs in the prokaryotic cell cycle is known as binary fission. This process allows a single prokaryotic cell to divide and produce two genetically identical daughter cells. Binary fission is a form of asexual reproduction used by prokaryotes, which include bacteria and archaea. Unlike eukaryotic cell division, which involves multiple steps like mitosis and cytokinesis, binary fission is a simpler and faster process due to the simpler structure of prokaryotes, which have a single circular chromosome and no nucleus.
In binary fission, the single, circular chromosome is first copied, and the cell grows in size. Subsequently, the two chromosomes separate and move to opposite poles of the cell. A new cell membrane then forms in the center of the cell, creating a division that eventually separates the original cell into two new cells, a step called cytokinesis. The result is two daughter cells, each a complete organism in unicellular organisms and genetically identical to the parent cell, which allows for rapid population growth in bacteria.
A student observed the butterfly in the photograph below. What is the best way for the student to identify the kind of butterfly it is?
Use dichotomous key of butterflies found in the region
* Apex
Final answer:
To identify a type of butterfly, observe physical characteristics like wing patterns and coloration, compare them to recognizable features in field guides or databases, and note their behavior and regional occurrence.
Explanation:
The best way for a student to identify a type of butterfly in a photograph is to closely observe the physical characteristics of the butterfly, such as wing patterns, coloration, and shape. While observing, they can compare these features to a field guide or online database specifically for butterflies. Since certain butterfly species may look alike due to mimicry, it's critical to note subtle differences. For instance, in the case of the monarch and viceroy butterflies, one can distinguish them by carefully examining the patterns on their wings. The monarch butterfly traditionally has larger wings and a more bold and solid color pattern compared to the viceroy, which usually displays an extra black line across its hind wings.
For a comprehensive identification, the researcher may also consider the behavior of the butterfly, such as its flight patterns and the types of flowers it visits. In addition, they can look into region-specific databases because certain species are endemic to specific areas. For butterflies that are more difficult to identify or are very similar to others, consulting with a lepidopterist or entomologist could provide expert insight.
The flow of air flows caused by__ and the coriolis effect creates distinct wind patterns on earths surface
A. Differences in heating
B. The ozone layer
C. Magnetic Fields
D. The jet stream
Airflow on Earth is caused by differences in heating and the Coriolis effect, leading to deflected wind patterns and distinct weather systems. So the correct option is A.
Explanation:The flow of air on Earth's surface is caused by differences in heating and the Coriolis effect, which creates distinct wind patterns. The mechanism behind this phenomenon is that large masses of air are heated unevenly on Earth, leading to air movements. These air movements are further influenced by the Earth's rotation, causing the Coriolis effect. This results in a deflection of wind patterns—rightwards in the Northern Hemisphere, causing counterclockwise rotation around low-pressure areas, and leftwards in the Southern Hemisphere, causing clockwise rotation around similar areas. This process not only helps distribute heat more evenly around the planet but also plays a crucial role in the formation of weather systems such as hurricanes and tropical cyclones.
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The _______ _______ is a cavity in the crust that feeds material to a volcano.
Answer: - Magma chamber.
Explanation:-
1. A magma chamber is a cavity which acts a reservoir of magma and it feeds a volcano.
2.A magma is basically a mixture of molten and semi molten rocks.
3. The magma is less dense than the layers of rocks and as a result of this it tends to move upwards towards the surface of the earth but when it encounters a layer of rocks in this upward journey that hinders its movement then it gets collected in a large pool which is known as the magma chamber.
4. These magma chambers are under a great pressure which results in the breaking of the rock which surrounds the magma chamber with time. Once, these rocks break the magma can then travel upwards and this results in volcanic eruption.
Thus, these magma chambers are the cavities containing the magma that feeds the volcano.
A frog has a genetic mutation in its skin cells that causes part of its skin to turn orange. The frog will not pass this genetic mutation onto its offspring because A. mutated skin cells cannot divide and produce daughter skin cells. B. the offspring will inherit skin cells from the other parent. C. parents do not contribute genetic material to their offspring. D. skin cells do not contribute genetic material to sex cells.
The frog will not pass this genetic mutation onto its offspring because, D. skin cells do not contribute genetic material to sex cells.
Describe the movement of molecules in diffusion.
Molecules are moving from a lower concentration to a higher concentration.
Molecules are moving from a higher concentration to a lower concentration.
Molecules are moving from a higher concentration to a lower concentration and then from a lower to higher concentration.
Molecules are moving from a lower concentration to a higher concentration and then from a higher concentration to a lower concentration.
Diffusion refers to the process where molecules move from an area of higher concentration to an area of lower concentration until equilibrium is reached. An example would be the spreading of perfume in a room.
Explanation:In biological systems, diffusion plays a key role in the movement of molecules. During diffusion, molecules tend to move from an area of higher concentration to an area of lower concentration. This spontaneous movement continues until the concentration of the molecules becomes even in all areas, reaching a state of equilibrium.
Imagine a room filled with perfume. The perfume molecules, once sprayed, will spread from the area of higher concentration (near the spray bottle) to an area of lower concentration (the rest of the room). This is essentially how diffusion works
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Diffusion is the movement of molecules from an area of higher concentration to an area of lower concentration.
Explanation:Diffusion is the spontaneous movement of particles or molecules from an area of higher concentration to an area of lower concentration, driven by random thermal motion. It is a fundamental process in physics and biology, underpinning various natural phenomena such as the dispersion of gases, the diffusion of solutes in solutions, and the exchange of molecules in biological systems.
In diffusion, molecules move from an area of higher concentration to an area of lower concentration. This occurs due to the random motion of molecules. The process continues until equilibrium is reached, where the concentration is the same throughout the system.
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Which of these choices is product of mitosis?
a.egg
b.sperm
c.sex cell
d.skin call
it should be the egg and the sperm.
The skin cells go through mitosis to replace dead ones. The correct answer is d. skin cells.
What is cell division?Mitosis and meiosis are the two distinct processes of cell division. When people talk about "cell division," they typically mean mitosis, which is the process of creating new cells for the body. The cell division process known as meiosis is what produces egg and sperm cells. A vital process for life is mitosis.
Cell division always involves a complex set of stages that are carefully choreographed and highly controlled. While mitosis and meiosis refer to two distinct processes of nuclear division, cytokinesis describes the division of a cell's cytoplasm.
The original nucleus divides into two identical nuclei during mitosis. Contrarily, meiosis produces four nuclei, each of which has half as many chromosomes as the parent cell. Only the gametes, or cells that develop into sex, the egg, and the sperm, go through meiosis in animals.
Therefore the correct answer is d). skin cells.
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please answer this question!!!!
A. It is present in all organisms and atmosphere.
Carbon is present in all organisms and in the atmosphere.
when did scientists first discover the Mid-Atlantic ridge
The existence of the ridge was discovered during the expedition of HMS Challenger in 1872. A team of scientists on board, led by Charles Wyville Thomson, discovered a large rise in the middle of the Atlantic while investigating the future location for a transatlantic telegraph cable
how can a mutation be inherited
Somatic mutation, genetic alteration acquired by a cell that can be passed to the progeny of the mutated cell in the course of cell division. Somatic mutations differ from germ line mutations, which are inherited genetic alterations that occur in the germ cells (i.e., sperm and eggs).
Mutation can be defined as the permanent alteration in the DNA sequence that builds up the gene.Mutation can be inherited when they are acquired by the offspring from their parents.Such mutation are called germ line mutations because they occur in germ cells-sperm and egg.These mutations are present in almost all cells since it is passed on from parents to offspring.
Insulin is made up of what sequence of DNA?
Insulin is made up the DNA sequence that codes for human insulin gene which makes up the protein insulin.
The law of reflection stated that if the angle of incidence is 75 degrees, the angle of reflection is __ degrees
The correct answer for fill in the blanks is 75 degree.
According to law of reflection the angle of reflection is always equal to the angle of incidence. The angle by which the the light is incident on a smooth or rough surface is called the angle of incidence. The angle by which the ray is reflected back is called the angle of reflection.
Which living thing would you expect to find in a swamp
d they grow in the swamp
Answer:
D: Cypress Tree
Explanation:
Swamps are the areas where soil is waterlogged or flooded with water. The soil is rich in silt, clay and loam. Since the soil is water logged, the plant species found in swamps develop adaptations that allow their roots to breath. Among the given options, cypress tree is found in swamps. Water logged soil is devoid of oxygen and does not allow the roots of Cypress tree to breathe. These species develop pneumatophores to withstand the water logged soil.
In a plant called jimsonweed, flowers can be white or purple. A jimsonweed plant with white flowers is crossed with a jimsonweed plant with purple flowers. All of the offspring have purple flowers.Based on the results of the cross, which of the following statements most likely describes the alleles for flower color in jimsonweed?
Answer:
Although statements are not given in the question, we could make the most possible deduction as follows:
The allele for purple flowers is dominant whereas allele for white flowers is recessive.
Explanation:
According to the question,
Purple flower plant was crossed with white flower plant.All offsprings have purple flowers.Here we have one possibility that both parents were homozygous but in their own traits. Purple flower plants were "PP" and white flower plants were "pp" So, the first progeny (direct offsprings) would have "Pp". So, as per considerations, purple is dominant allele which will mask the recessive allele thus defining the color of all offsprings as purple. However, further cross of their generation will definitely end up into purple and white flowers (3:1) but this condition is not mentioned in the statement.
Which structures are found in all viruses?
1. a plasma membrane and protein coat
2. a protein coat and DNA
3. a promoter and genetic material
4. a capsid and genetic material
4. A capsid and genetic material
Answer:
a capsid and genetic material
Explanation:
gradpoint
Why are fossils important?
They teach us what happened in Earth before we arrived. For example, if we had never found any dinosaur fossils, we would have no idea what happened. Fossils show us ancient life and what it was like back then.
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Fossils help scientists learn about and discover ancient lifeforms that have died and fosilised. They also may help us date other fossils and rocks that are hidden deep in the earth. finding similar fossils of animals on different continents helped support the continetal drift theory, which became the theory of plate tectonics!
The autonomic nervous system controls all __________ responses of the body.
A. unconscious
B. voluntary
C. sequenced
D. repeated
A. unconscious
It's A because it controls the involuntary actions like our heart beat or breathing. The actions we aren't consistently remembering to do.
An object is propelled along a straight-line path by an external force. If the net force is doubled, its acceleration would _____________.
Get faster but it will still go strait
Im so sad having to finish The Future Diary anime it was so good and now im crying and im just keep listening to the saddest song in the ost "Here with you" just seeing Yuno and Yuki there hits me hard. :(
Water boiling is an example of a _____.
A. physical change
B. chemical change
C. physical property
D. chemical property
Physical change. Boiling water does not change the fundamental properties of the water, as it can turn back into water during condensation.
The Venn diagram compares aerobic respiration and anaerobic respiration. Which statement should be categorized only in the aerobic section of the venn diagram?
A) occurs in the cytoplasm
B) produces water
C) we cryers no oxygen
D) is performed by yeast
Answer:
The correct answer would be B) produces water.
Aerobic respiration is a type of respiration in which oxygen is used as the final acceptor of the electrons in an electron transport chain.
It usually takes place in mitochondria of a cell except for glycolysis part which takes place in the cytoplasm.
In this respiration, carbon in glucose is oxidized to produce carbon dioxide whereas oxygen is reduced to form water.
H₂ + 1/2 O₂ →H₂O
In contrast, anaerobic respiration usually occurs in the cytoplasm and results in the formation of lactic acid or ethanol and ATP.
Answer:
Produces water should be in the only aerobic section of the diagram. Aerobic respiration end products are carbon dioxide and water. Anaerobic respiration end products are lactic acid in animals and carbon dioxide and ethanol in yeast and plants. (: AKA the answer is B
Explanation:
In the following image, all of the following can be determined, EXCEPT ______________.
A.) absolute age
B.) which layer is older than the others
C.) relative age
D.) if the layers have been disturbed by crustal movements
In the image below, what information can you determine?
A.) D and A are the same age.
B.) B is older than D.
C.) A is older than C.
D.) B is older than A.
In the following image, all of the following can be determined, EXCEPT absolute age .
So your answer is A.) absolute age
Your first answer would be A, because the absolute age cannot be determined.
Thinking that layer D is the oldest, and the rest are younger, the second answer would likely be D. layer B, being older than layer A.
Hope this helps you out.
Sorry if it's wrong-
Which 2 examples may be converted into fossil fuels after being buried under pressure for a long period of time?
-used cans
-plants
-animal waste
- electronic waste
-chemicals
Answer: -plants
-animal waste
Explanation:
Fossil fuels are the fuels which are generated after a long time taking geological process over the buried organic matter obtain from dead animals, animal dung and plants. The organic matter remain under the heap of earth crust under intense heat and pressure. The heat and pressure generate fuels which are valuable for the entire society as when they are burned they produce huge amount of thermal energy. These includes the crude oil like petroleum, natural gas and coal.
Answer:plants and animals
Explanation:
They turn into fossil fuels
the doctor said "The child is you, simply the best of you." What does this mean?
Because children in the movie only take the best traits on their DNA to make children
Each of these organs is part of a different human body system. Which organ helps in the removal of waste as part of the human excretory system? A) heart B) brain C) stomach D) bladder
The urinary system is the main excretory system of the body after the gastrointestinal tract (large intestine) and lungs, In these questions it is necessary to prioritize the urinary tract.
Where does the bladder belongs?The bladder belongs to the urinary excretory system.The bladder receives the urine produced by the kidneys via the ureter and has the function of storing it before its elimination during urination through the urethra. The muscles surrounding the bladder help to prevent urine reflux to the ureter.
The main purpose of the renal excretory system is to eliminate nitrogenous wastes while maintaining homeostasis, all through the formation of urine.
The kidney has a secretory function (filtration of blood in the glomeruli) and excretory from the pyelon (triangle based on the renal hilum) origin of the ureter. We speak of pyelo-ureteral junction. Each kidney contains about 1 million nephron.
Therefore, The urinary system is the main excretory system of the body after the gastrointestinal tract.
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Which systems work together to deliver oxygen to the cells of the body?