No there are 4 pre early middle and late
D all of the above! sorry if its wrong
I think it is the third one
Answer:
The endocrine system is a chemical messenger system comprising feedback loops of the hormones released by internal glands of an organism directly into the circulatory system, regulating distant target organs. In humans, the major endocrine glands are the thyroid gland and the adrenal glands.
Explanation:
Answer:
A
Explain:
Because this will affect lower.
