Awater-soluble hormone approaches its target cell. which will happen first?

select one:
a. the hormone's signal will be transduced through the cytoplasm of the target cell
b. the hormone's signal will interact with the target cell's dna
c. the target cell will make proteins that alter the cell's function
d. the hormone's signal will enter the nucleus

Which of the following statements is true about the relationship between genetic variation and natural selection? a. genetic variation must be present in a population before natural selection can act on it. b. genetic variation arises in a population as a result of natural selection. c. natural selection can act on a population whether there is genetic variation within the population or not. d. after natural selection acts on a population, the amount of genetic variation in the population always increases.