The nurse is caring for a 37-year-old male who had abdominal surgery 1 day ago. upon examining the incision, the nurse notices a purulent exudate has formed around the incision site. of what does a purulent exudate consist?

Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.

During binary fission, what events must occur before the cell splits into two new cells?

What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid