10. What do limiting factors control? A. the size of an organism
B. the size of an ecosystem
C. the size of a habitat
D. the size of a population

Use the drop down menus to match each example to the fossil topic discussed then to show how the fossil record gives evidence of evolution

Study the picture of the ocean. which is the best example of an organism’s niche shown in the picture? a. the environment contains several of the same species of coral. b. the shallow area of the ocean meets the needs of the coral and the fish. c. the ocean has fish and coral that live in the same area. d. the coral take in food from the water and provide shelter for the fish.

If a cell is placed into a hypertonic environment,what will happen to it ? a)it will shrink or shrivel b)nothing c)it will burst d) it will expand or enlarge