In a population of Biology instructors 250 out of 1000 have a receding hairline; the rest do not Assume that having a receding hairline is completely recessive and is controlled by a signle genetic
locus. Calculate the following:
A. The allele frequencies of each allele.
B. The expected genotype frequencies.
C. The number of heterozygous individuals that you would predict to be in this population

The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods.c. it shows that these organisms share the same habitat.d. it provides evidence that these organisms suffered a genetic mutation.