Which are characteristics of the integumentary system? Select two options. Skin's outer layer has living cells.
Hair helps regulate temperature.
Oil glands produce sweat and oil.
Nails protect nerves.
Hair stays on the head for two months.

In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .

2. if someone had the list of traits you provided in question 1, do you think he or she would be able to find you in a group of 1000 people? why or why not? if not, what other information encoded in your genes might distinguish you from the others in the group? what are other traits that are encoded for by dna?

Gene expression is the activation of a gent that results in a question 1 options: protein dna mitochondria