B, both a cell membrane and a cell wall
Explanation:
I did some research, and this is most likely the answer. "The cell membrane is an integral part of every cell because without a cell membrane, there would be no cell." "A cell wall is a layer located outside the cell membrane found in plants, fungi, bacteria, algae, and archaea."
(I am not positive if this is right or not)
Hope you have a good day! :)
Which of these properties contribute to homeostasis? Select all that apply.
A. Body temperature
B. Blood glucose
C. Blinking
D. Blood pH
E. Flight or fright
F. Reflex reactions
A species with 12 protons and 10 electrons is
A) Ne2+
B) Ti2+
C) Mg2+
D) Mg
E) Ne2-
A species with 12 protons and 10 electrons will have the following charge and symbol is Mg2+. Details about protons and electrons can be found below.
What is an ion?Ion is referred to as a charged atom. The ion of an element is determined by the number of protons and electrons in the atom.
The proton of an atom is the positively charged particle while the electron is the negatively charged particle.
According to this question, a species contains 12 protons and 10 electrons. The ion of the species is 12 - 10 = 2+.
Therefore, a species with 12 protons and 10 electrons will have the following charge and symbol is Mg2+.
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A species with 12 protons and 10 electrons is the magnesium ion with a plus 2 charge. Option C is correct.
Magnesium (Mg²⁺) is the cation of magnesium, the metal cation of magnesium divalent, and the metal dication of magnesium monoatomic. It has the functions of a cofactor.
It is mainly used in the form of Magnesium hydroxide in the milk of Magnesia, a white, slightly alkaline, water-soluble suspension of magnesium hydroxide, formulated at approximately 8% w/v.
Magnesium has 2 electrons in the outermost orbit, the 3s orbit. It can donate 2 electrons out of 3s orbit and achieve +2 charge. Due to the octet principle, the magnesium atom donates 2 electrons to form a stable octet.
So the correct option is option C.
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14)
What are the products of photosynthesis?
glucose and oxygen
carbon dioxide and water
carbon dioxide and oxygen
glucose and carbon dioxide
Answer:
A. Glucose and oxygen
Explanation:
Trust me
You have a very heavy steel ball and a very light plastic
ball. If both are dropped from the same height at the
same time, and there is no air resistance, then both
objects will hit the ground at the same time.
True
False
Answer:
It is true
Explanation:
Answer:
True
Explanation:
As both the objects are affected by the same force (gravity).
What are the three main types of species interactions that occur in a community?
a.)predation, competition, and symbiosis
B.)predation, diversity, and competition
C.)predation, diversity, and symbiosis
D.)predation, camouflage, and symbiosis
Answer:
a.)predation, competition, and symbiosis
Explanation:
The three main types of species interactions which occur in a community include predation, competition, and symbiosis. Thus, the correct option is A.
What is Species interaction?Species interactions refers to the positive and negative associations between different species which are present in an ecosystem that favors or inhibits the mutual growth and evolution of a population. It may be divided into different forms such as competition, predation, parasitism, commensalism or mutualism.
Relationships between different species in a community is an important factor in natural selection and also helps in shaping the evolution of the interacting species. The three major types of community relationships or species interactions are symbiosis, predation, and competition.
Therefore, the correct option is A.
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A veterinarian thinks that a dog has swallowed a key ring. Which types of electromagnetic waves is the doctor most likely
to use to check the dog?
u
O gamma rays
microwaves
radio waves
O X-rays
Answer:
X-rays
Explanation:
1. What are inherited traits?
Answer:
Explanation
Explanation:
An inherited trait is a feature or characteristic of an organism that has been passed on to it in its genes. This transmission of parental traits to their offspring always follows certain principles or laws. The study of how inherited traits are passed on is called genetics.
An inherited trait is a feature or characteristic of an organism that has been passed on to it in its genes depending on the dominant trait
Does the Fox get all of the energy from the oak tree during photosynthesis
oak tree → earthworm → wood mouse → fox
Answer:
no
Explanation:
the oak tree loses energy each time it is digested from a new organism
Ecologists use survivorship curves to visualize how the number of individuals in a population drops off with time. By plotting the
number of survivors per 1,000 individuals on a log scale versus time, three basic patterns emerge, seen here in the graph. Most
individuals in this population produce many thousands of offspring, most of whom die right away. Relatively little effort or
parental care is invested in each individual. Once this initial period is over, survivorship is relatively constant.
Predict which type of organism could be represented by survivorship curve type III.
Answer:
it's a
Explanation:
The survivorship curve that represents organisms with high initial mortality and constant survivorship is characteristic of r-selected species, such as insects or small rodents.
The survivorship curve you're describing, characterized by high initial mortality followed by relatively constant survivorship, is typical of r-selected species.
These are organisms that exhibit a reproductive strategy emphasizing quantity over quality.
They invest minimal effort in parental care and produce a large number of offspring, many of which do not survive to reproductive age.
R-selected species are often found in unstable or unpredictable environments, where the ability to reproduce quickly and produce a large number of offspring can be advantageous.
These species typically have a shorter lifespan, mature quickly, and have high reproductive rates.
Examples of organisms represented by this survivorship curve include insects, small rodents, and some species of fish.
Insects, for instance, often lay numerous eggs or give birth to many offspring, but only a small fraction of them survive to adulthood.
This strategy allows them to adapt to changing environmental conditions and maintain their population.
The curve's initial steep decline is due to the high mortality during early life stages, which is characteristic of many r-selected species.
The subsequent plateau indicates that the survivorship rate remains relatively stable over time, as the surviving individuals reach maturity and their mortality rate becomes more constant.
In contrast, K-selected species, characterized by low reproductive rates and significant parental care, often display a different survivorship curve.
The high survivorship at the beginning of life and a gradual decline as individuals age.
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In what way are nitrogen oxides harmful to the environment
Answer:
Nitrogen dioxide is an irritant gas, which at high concentrations causes inflammation of the airways. ... NOx gases react to form smog and acid rain as well as being central to the formation of fine particles (PM) and ground level ozone, both of which are associated with adverse health effects..
Explanation:
4. How does a lytic virus kill the cells that it infects?
A. It stops energy production by the cells mitochondria.
B. It allows the cell's cytoplasm to enter the nucleus, which destroys the cell's DNA.
C. It causes the cell membrane to rupture.
OD. It destroys chlorophyll molecules so that the cell cannot conduct photosynthesis.
C, It causes the cell membrane to rupture.
Complete the sentences to describe selective breeding. Selective breeding is the process by which humans breed plants or animals to produce certain desirable ------------ . This process is also called --------------- selection
Answer:1st would be traits and 2nd would be artificial selection
Explanation:
When someone breeds for certain qualities or traits in an anime it’s called artificial selection
Answer:
1st would be traits and 2nd would be artificial selection
Explanation:
What are articulations?
1-junctions in the body that connect organ to bone
2-junctions in the body that connect muscle to nervous tissue
3-junctions in the body that connectbone to bone
4-junctions in the body that connect muscle to organ
Answer:
3
Explanation:
Articulations are where bone connects to bone
3-junctions in the body that connect bone to bone
Dendrites receive impulses from the surroundings and transfer the signal chemically to the cell body and down the axon to the next neuron.
True
False
Task:2 Directions: Use the word bank below to complete the following sentences.
Antigens
Illness/Death
Immune
Pathogen
Antibody
Cells
White Blood
1. The____________
system identifies and defends the body against pathogens.
2. If an organism fails to maintain homeostasis, it will most likely cause__________
3. Microbes that enter the body, causing disease, are known as___________
4. Certain microbes can cause immune responses in the human body because their cell
membranes contain___________
, which serve as identification tags.
5.______________
are responsible for attacking microbes that enter the body.
6.______________
are specifically shaped proteins made by white blood cells.
describe the role of each key terms
a.white bloodcells:
b.antigen:
c.antibodies:
d.pathogens or microbes
Answer:
1.immune
2.illness or death
3.pathogen
4.white blood cells
5.antibody
6.antigen
explanation:B.foreign particles
C.produced by our body to defeat antigens
D.organisms which tries to invade our body
What are the six steps of the Carbon Cycle?
Answer:
here u go
Explanation:
Photosynthesis. Plants pull in carbon dioxide out of the air through photosynthesis. ...
Decomposition. ...
Respiration. ...
Combustion.
Final answer:
The Carbon Cycle includes six steps: photosynthesis, respiration, decomposition, ocean uptake, interactions with rocks and fossil fuels, and human activities, all of which involve the movement and transformation of carbon through different forms in the Earth's ecosystems.
Explanation:
The Carbon Cycle is a series of processes by which carbon compounds are interconverted in the environment, involving the incorporation of carbon dioxide into living tissue by photosynthesis and its return to the atmosphere through respiration, the decay of dead organisms, and the burning of fossil fuels. The six steps of the Carbon Cycle are:
Photosynthesis: Plants draw carbon dioxide out of the atmosphere and convert it into carbohydrates through photosynthesis.Respiration: Animals and plants respire by using oxygen to convert carbohydrates into energy, returning carbon dioxide to the atmosphere.Decomposition: The breakdown of dead organisms and organic waste by soil microorganisms releases carbon dioxide back into the atmosphere through soil respiration.Ocean Uptake: Carbon dioxide is dissolved in ocean water, where it can be used to form carbonates or taken up by marine organisms.Rocks and Fossil Fuels: The formation and weathering of rocks can store carbon for long periods, and burning fossil fuels releases carbon back into the atmosphere.Human Activities: Activities such as burning fossil fuels and deforestation increase the level of carbon dioxide, disrupting the natural carbon cycle.These steps form a complex pathway through which carbon atoms cycle through the Earth's ecosystems, impacting climate and supporting life on Earth.
Usually, when the particle size is decreased, what will happen to the rate of dissolving? A) It will stop. B) It will increase. C) It will decrease. D) It will remain constant. Eliminate Grade My
Answer:
B
Explanation:
Rate will increase due to the decreation of the size
Answer:
option B= it will increase.
Explanation:
Usa test prep told me so
Question 20 (1 point)
Phototransduction is the process:
Answer:
Phototransduction is the process by which a photon of light is changed to an electrical signal, occurs in the photoreceptors.
Explanation:
HOPE THAT HELPS!!
The process of phototransduction transforms light into a shift in the electrical potential of the cell membrane.
How does Phototransduction work?This procedure entails the successive activation of several signaling proteins, which ultimately results in the opening or closure of ion channels in the membrane of the photoreceptor cell.
A suitable analogy for G-protein-mediated signal transduction is phototransduction.
Which are concentrated in large amounts in the outer segments of photoreceptors, has made it easier to conduct biochemical studies of the route.
Therefore changing light into an electrical signal is referred to as Phototransduction and is done by photoreceptors.
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When substance change state, the mass stays the same.
True
False
Answer:
True
Explanation:
If an ice cube melted, The amount of water in the ice cube would not be more or less than the water left over from when the ice cube melted. Mass must always stay the same, it cannot be created or destroyed. If a change in state ever occurred and there is more or less mass, the experiment was either contaminated or not kept in an air tight container. Chemicals can dissipate into the air and other chemicals not originally in the reaction can be unintentionally mixed in, fluctuating the level of mass and volume.
Humans cut down trees in a location. This caused an increase in temperature and decrease in rainfall in that location. Which of these Earth systems interacted to produce this difference in climate?
biosphere, cryosphere, and geosphere
atmosphere, hydrosphere, and geosphere
biosphere, atmosphere, and hydrosphere
cryosphere, atmosphere, and hydrosphere
Answer:SECOND ONE
Explanation:
hope this helps
The Earth systems that interacted to cause climate changes such as an increase in temperature and a decrease in rainfall due to deforestation are the biosphere, atmosphere, and hydrosphere.
Explanation:The interaction of Earth's systems in this scenario involves the biosphere, atmosphere, and hydrosphere. When humans cut down trees, which are part of the biosphere, there is a decrease in the amount of carbon dioxide that is absorbed, leading to higher levels of this greenhouse gas in the atmosphere. This exacerbates the greenhouse effect, which increases Earth's temperature. Furthermore, trees contribute to the water cycle which affects the hydrosphere by releasing water vapor into the atmosphere during transpiration, helping to regulate rainfall. Without trees, this process is hampered, potentially decreasing rainfall in the region.
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Which organism is involved in vegetative reproduction?
What would happen if the hormone levels did not have their peak just before
day 14?
A. Undeveloped eggs would not start to mature.
O
B. Ovulation would not happen.
O
C. The egg would attach to the uterine wall.
O
D. The woman would become pregnant.
Without the peak of hormones around day 14 of the menstrual cycle, ovulation wouldn't occur as this process is triggered by the rise in specific hormones. As a result, it would prohibit the release of a mature egg for potential fertilization.
Explanation:The context of this question is related to the female menstrual cycle. Hormones play a vital role in regulating this cycle. Around day 14 of a typical 28-day menstrual cycle, levels of luteinizing hormone (LH) and follicle-stimulating hormone (FSH) peak to stimulate ovulation, which is the release of a mature egg from the ovary. If these hormone levels did not reach their peak, ovulation would not occur. Therefore, option B, 'Ovulation would not happen', appears to be the correct answer. It's essential to note that without ovulation, pregnancy is not possible because there is no egg for sperm to fertilize.
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Global warming is closely associated with
Does a motor neuron picks up a stimulus and converts it into a nerve impulse
Answer:
No
Explanation:
A sensory neuron picks up stimuli from the internal or external environment and converts each stimulus into a nerve impulse. Motor neurons carry the impulse through the nervous system.
I hope this helps! :)
Answer:
no it doessnt
Explanation:
A bundle of nerve fibers is called a nerve motor neurons. Together they make up the chain of nerve cells that carry an impulse through the nervous system. A sensory neuron picks up stimuli from the internal or external environment and converts each stimulus into a nerve impulse.
that is sensory neuron's job
what are the difference or similarity in species richness between Sahara desert and SE Asia tropical forest
SE Asia tropical forest region has greatest diversity of living organisms contains 20% of the planet's vertebrate and plant species and the world's third-largest tropical forest. In addition to this existing biodiversity, the region has an extraordinary rate of species discovery, with more than 2,216 new species described between 1997 and 2014 alone.
While Sahara hosts some 70 species of mammals, 90 species of resident birds, 100 species of reptiles, and numerous species of arthropods (invertebrates that have jointed limbs, segmented bodies and external skeletons)
SimilarityAlthough rainforests and deserts are very different, they do have something in common. They both have mountains and steep canyons.
What defines a desert?One thing all deserts have in common is that they are arid or dry. Most experts agree that a desert is an area of land that receives no more than 25 centimeters (10 inches) of precipitation a year. The amount of evaporation in a desert often greatly exceeds the annual rainfall.
What is tropical forest?A tropical forest is a type of forest found in areas with high regular rainfall and no more than two months of low rainfall, and consisting of a completely closed canopy of trees that prevents penetration of sunlight to the ground and discourages ground-cover growth.
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Chickens specifically bred to be eaten are called (blank) breeds
Answer:
Broilers
Explanation:
Chickens that are specifically raised for meat are commonly known as Broilers.
Answer:
Broiler
Explanation:
Eggs come from hens raised specifically to lay eggs, but chickens that are raised for meat aka food are called “broilers.” These chickens are mainly typically white, and are bred specifically for optimal health and size to produce a perfect product for the consumer, (KFC)
How a person fits into a food web?
Answer:
im guessing we eat everything but don't get eaten
Explanation:
Answer:
I guess we eat everything on the food web
Explanation:
Because there are many things one the food web that might eat humans but all things on the food web is food to us.
1. Disease can be caused by viruses, bacteria,
fungi, parasites, or toxic chemicals. Which of these
diseases is the result of toxic chemicals?
O A. Polio
B. Impetigo
O c. Malaria
OD. Emphysema
Answer:
Emphysema
Explanation:
You get it from airborne stuff like smoke I'm pretty sure.
Emphysema diseases is the result of toxic chemicals which can damaged the lungs of an individual.
What is Emphysema disease?Emphysema is a lung condition that causes shortness of breath. The people who have emphysema, their air sacs in the lungs are damaged. With the passage of time, the inner walls of the air sacs rupture creating larger air spaces in the lungs.
So we can conclude that emphysema diseases is the result of toxic chemicals which can damaged the lungs of an individual.
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identifying Ice Ages
Use the drop-down menus to answer the following questions.
What natural element is one of the best preservers of prehistoric life?
What clues in fossils help scientists identify different ice ages?
ice
plants
rocks
water
Answer:
1. Ice
2. Plant and animal remains
Explanation:
I took the test
Ice is the natural element that is one of the best preservers of prehistoric life.
Plants fossils help scientists to identify different ice ages.
What is Fossil?A fossil may be defined as the dead and organic remains of past organisms that are buried under the earth's surface millions of years ago.
The presence of prehistoric life may be best understood by the natural elements such as ice that has a definite composition with respect to time.
Plants and animal remains illustrate the occurrence of fossils which assist scientists in estimating the different ice ages.
Therefore, it is well described above.
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The Mohawk Indians became the main trading partners of the French.
True
False
Answer:
False
Explanation:
Answer:
false
Explanation: