Identify the four spears involved in the carbon cycle

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.

How many codons are contained in the mrna that is produced by the “normal” dna

Which of the following are types of nucleic acids that support life? 1) fatty acid and ribonucleic acid 2) deoxyribonucleic acid and fatty acid 3) ribonucleic acid and amino acid 4) deoxyribonucleic acid and ribonucleic acid