Three genes in fruit flies affect a particular trait, and one dominant allele of each gene is necessary to get a wild-type phenotype.

Cladistics is a way of classifying organisms by examining the characteristics of their ancestors and descendants and depicting the relationships in a cladogram. which of the following best describes a challenge in classifying organisms this way? a. there are millions of species on earth, and a cladogram is not a practical means for classifying all of them. b. it is impossible to tell which organisms are most closely related to each other using a cladogram. c. cladograms are detail-oriented and do not provide a useful understanding of evolutionary relationships. d. there is a limited number of ways to organize the information, so most cladograms end up looking very similar.

In this picture, groups of pigment that capture light energy are located on the

If there is another new infectious disease somewhere in the world, what do you think canadian officials should do