I would love to help you, but we are blocked by a computer screen :) :-p
Answer:
B
Explanation:
Sympathetic NS increase the heart rate, breathing rate, metabolic rate by secreting adrenaline
While parasympathetic NS return the body function to normal
Answer:
1) circulatory and respiratory
2) endocrine
3) circulatory
4) circulatory and nerves
Explanation:
I think these are right. Sorry if they are not.
True because light from the sun affects our melatonin
