Tongue rolling is dominant over non-tongue rolling. If in a gene pool 60% of the alleles are dominant for tongue rolling, what percent of the population would have the non-tongue rolling phenotype?

In which squares should the phrase "green pods" appear a) a and d b) b and e c)a,c, and d d)a,b,c,d and e

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.

Everything in the universe originated from a single point. how was it possible for everything in the universe to have occupied a single point in space?