While in Brazil, Darwin encounters a hydrochaerus capybara. He compares this species to a pig. How is he able to make a comparison between the two? A. DNA testing

B. the fossil record

C. information in an enyclopedia

D. he uses his own observations

Which of the following occurs most often in a population when genetic variation and overproduction are present? some organisms have a lower reproductive success than others. some organisms have a higher reproductive success than others. some organisms have no reproductive success. some organisms do not have genetic variation.

Which of the following best describes the relationship between glucose and complex molecules such as hormones?

To be or not to be that is da question