Blank is/are used by the body to synthesize vitamin d, maintain the proper functioning of nerve cells, keep skin soft and supple, and transport fat to cells. a) vitamins b) cholesterol c) amino acids

Hand washing is an important behavior that can cut down your chances of becoming sick with a communicable disease. select the best answer from the choices provided. t f

Although animals share many common characteristics, there is also a great amount of diversity found in animals. which animals are ectothermic, obtain dissolved oxygen in water through gills, have scales, have fins, and live in water?

Prone a. front b. back c. facing up d. facing down anterior a. front b. back c. facing up d. facing down