Gonad A. reproductive cell

B. start of sexual maturity
C. hormone that produces male characteristics
d.
cell division that forms the gametes
e.
sex gland

2. Spermatogenesis begins at puberty.
True
False

Which of the following represents the results of a review of well-controlled studies of vitamin c supplementation on the resistance to, and recovery from, colds? there was a reduction in the duration of colds by 50% on the average. there was a slight effect on reducing the duration and severity of colds for people taking vitamin c supplements. there was a significant reduction in the duration of colds in people who consumed at least one gram a day. there was a significant reduction in the number of colds only in people who consumed > three grams per day.

The correct serving size for a complete protein is the size of your fingers. true false

Which is not a physical sign of stress? a )pupils dilate b) breathing becomes faster and deeper c) kidneys and liver constrict d) spending money