A weather station at location A shows that location A is experiencing high temperatures and low pressure. A weather station at location B shows that location B is experiencing low temperatures and high pressure. Which direction do you expect winds to flow between the two locations? * A. Winds will flow from location A to location B.

B. Winds will flow from location B to location A.

Guinea pig coat color is determined by a single gene. the allele for black coat color is dominant to brown. in a cross between twoblack-haired guinea pigs, 20 offspring are born. if both parents were heterozygous, probability would predict that approximately howmany of the 20 offspring would have brown hair?

Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%

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.