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The proper answer to this question is "vacuoles are used to clean the cell for example a child cleaning his or her room they would put his or her toys into a closest and that was a vacuole does it cleans up things in a cell and keeps them stored into there like a closest".
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The amniotic egg is a characteristic of both B and C. Both reptiles and birds have the characteristic of the amniotic egg.
The answer is orange, this is because when it is cold the leaves start to die and turn orange or red
The adrenal glands respond to stress by secreting Epinephrine, and Norepinephrine. Epinephrine causes the blood vessels to narrow, and it also opens up airways in the lungs. Norepinephrine increases the heart rate and blood pressure, and it also causes the energy stores to release glucose.