Which reason best explains why bacteria is good at causing infections in other organisms? bacteria have a rigid, protective layer that is called a pili. bacteria are transmitted easily and reproduce quickly. bacteria evolve slowly as they pass on genetic information. bacteria are easily killed by a host’s immune system or antibiotics.

The third stage of cellular respiration is (2 points)

Which are reasons cells undergo cell division?

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.