is caused by stress and is the bending, tilting and breaking of rock.

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.

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.

In general, characteristics that an organism survive and reproduce become more common in a population over time. what mechanism of evolution cause this change?