What does phosphorylation do to a molecule?
a. it adds a phosphate group.
b. it adds a phosphorus molecule.
c. it removes a phosphate group.
d. it converts it to phosphate.

choice d is my answer.

the endocrine system secretes hormones into blood and other body fluids. these chemicals are important for metabolism, growth, water and mineral balance, and the response to stress. hormones provide feedback to the brain to affect neural processing. reproductive hormones affect the development of the nervous system.

youre right there are