Answer:
1) Structural proteins provide support in our bodies, for example, the proteins in our connective tissues, such as collagen and elastin.
2) Hormone proteins co-ordinate bodily functions, for example, insulin controls our blood sugar concentration by regulating the uptake of glucose into cells.
hope its what ur looking for XD
Neutrons
The atomic mass is the weight of the protons and neutrons in the nucleus.
I think the answer is b not too sure though
