As an animal ages and its hair turns white, the medulla becomes filled with a. water. b. melanin. c. air. d. fat.

For this question look at the hydropic diagram water that is heated by the sun evaporates. select the number that represents it.

Which of the following is most likely the result of an organism having lipids in its body a) water cannot be absorbed through the surface of a leaf b)human eats fruits to get a quick source of energy c) a sheep sleeps for more hours in the winter d) a warm river is filled with fish and algae

Genetic orders can result when sister chromatids fail to separate properly during which phase is this problem most likely to occur