Why is it more difficult to rid a community of a disease transmitted by arthropods (for example, Lyme disease or malaria) than a disease transmitted via contaminated drinking water (for example, cholera)

Which element provides strength to the exoskeleton of clams and oysters

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.

9. the history of life on earth is recorded in