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q. 1 = kidneys use energy to move molecules and ions in order to keep the blood chemically balanced. this process is an example of cells using energy to:

a. transmit impulses.
b. carry on chemosynthesis.
c. control body temperature.
d. maintain homeostasis.

q. 2 = select all of the parts of adenosine triphosphate:
a. 3 phosphates
b. adenine
c. 2 phosphates
d. ribose