Which of the following is not true concerning warm-up exercises?
a.
they should be low-intensity.
b.
they should get progressively more intense.
c.
they should last 20 to 30 minutes.
d.
they should increase heart rate, breathing, and temperature.

List three reasons people may begin using tobacco

Melanocytes and keratinocytes work together in protecting the skin from uv damage when keratinocytes a. provide the melanocyte with a protective shield against abrasion b. maintain the appropriate temperature so the product of the melanocyte will not denature c. maintain the appropriate ph in order for the melanocyte to synthesize melanin granules d. accumulate the melanin granules on their superficial portion, forming a uv-blocking pigment layer

Minor illnesses: a.) decrease the risk of sids b.) increase the risk of sids c.) increase the risk of hospitalization d.) decrease the risk of allergies e.) increase the risk of allergies