Answer:
Our body uses sugar for energy
hope this helps
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Explanation:
The answer is cellular aging theory. This theory focuses on the ways then that the molecules as well as the cells are being affected by aging and the passage of time. Aside from this theory there are 2 more theories of aging namely the genetic theory and the wear and tear.
STI stands for Sexually transmitted infection.
ATP i think! Have a good day, and good luck!
The body's first line of defense is the mucous membranes