the basic unit of life is the cell
For most athletes, the period in their
yearly training cycle during which it is recommended to begin calorie restriction
so as to lose significant amounts of stored body fat is the off-season or early
in the preseason. Restriction of energy intake late in the preseason when
there is rigorous training or during season when there is competition may impede training, recovery,
or performance.
Answer:
D
Explanation:
it has to be D because its talking about "how does a volcanic ash affect water systems"