Why is it important that doctors perform plasma donations in "sterile environments"?

A. To decrease spread of bloodborne pathogens

B. To decrease lethality from needle shock

C. To decrease clotting resulting from dirty machinery

D. To decrease plasmapheresis of the blood

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees

Which of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.

In the ocean why are the greatest amount of primary producers found in the epipelagic zone and how does that affect biodiversity