Which is a function of the hormones secreted by the pancreas?
a they regulate blood levels of glucose.
b they maintain water and salt balance.
c they stimulate the pituitary gland.
d they regulate blood levels of calcium.

Mrna decodes information from the original dna master plan to build proteins in the during the process of ribosomes.

Which of these would most likely be a stimulus that would cause the body to initiate feedback mechanisms a.) normal body temperature in an arctic environment b.) normal boy temperature in a tropical environment c.)light physical activity d.)low blood sugar

Where does the esophagus lead to in a frog?