Agerm cell of an organism has 60 chromosomes in it. it undergoes meiosis, and at the end it produces four daughter cells. what is the number of chromosomes in each of these daughter cells? 120 60 30 nextreset

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.