What would be the most likely effect if the side chain of an amino acid group was unable to vary its structure? a. the organism would not be able to make and store starches. b. the organism would not be able to process glucose molecules effectively. c. the organism would not be able to regulate the creation of specialized cells. d. the organism would not be able to make more than one type of protein.

How do you date a sample of rock that you suspect as being one of the earliest on earth

9. the history of life on earth is recorded in

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.