Smoking reduces a person's life span by an ayerage of
a. 1 to 2 years
b. 4 to 5 years
c. 10 to 11 years
d. 13 to 14 years
select the best answer from the choices provided.

Which statement about consumer rights is true? only celebrities have the right to complain about products that do not work. consumers can always get their money back if they dislike a product purchased. consumers are not allowed to complain about a product after it is purchased. everyone has the right to participate in making laws that affect consumers.

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

How could natural selection best be used to explain the evolution of the white fur of arctic fox