Answer:
A. automatic functions
Explanation:
Midbrain functions are functions we can not control such as, eye movements and motor functions.
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Explanation:
red blood cells,white blood cells and platelets
The answer would be hypothalamus.
Hypothalamus is a part of the brain that located below the thalamus (hypo mean "under"). Hypothalamus can control nervous and endocrine system. It was divided into front/anterior, tuberal and back/posterior part. Thirst would be regulated by anterior and posterior part, temperature by anterior part and sexual behaviour by anterior part.
It is Nucleic Acids, they consist of long chains of units like the proteins, but still both are different.