Eating proteins increases what your body needs to keep you healthy when you are lacking in amino acids it is useful to bet more protien in your system.
If I’m reading correctly the answer is C
The endocrine system and pituitary glands secrete pregnancy hormones such as estrogen, hcg, and progesterone.
As far as the second question goes, once you’re 51+ your body begins to need more calorie intake.
Explanation:
question is not clear ...