<span>he building blocks of proteins are called amino-acids.</span>
The answer is B because it is a biological component the affects the serotonin output in the brain
Answer:
acquired characteristics.
those characteristics which are not determind by organism's chromosome are known as acquired characteristics.
these are environment influence or developed characteristics.
Explanation:
examples are lengthening of a body part which is frequently used. or the parts reduction which are not in use.
<span>contractile vacuole
Contractile vacuoles are organelles that are responsible for excretion function. They perform osmoregulation which manages wastes, water and other needed materials in the cell. They are found in some prokaryoric organisms like the algae, protists, amoeba and other unicellular organisms.
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Answer:
both can be found in all living things