What is a mutation? A change in the genetic material of a cell A change in an organism's physical appearance Cell size differences between organisms Genetic differences in individuals

Covalent bonds are formed between metals and boiling points true or false

In a certain ecosystem owls are predators for mice. the owl population increases and they eat more mice this causes the mouse population to decrease what happens next? a.the birth of mice increases. b. the birth rate of owls increases c. the population of owls decreases d. the population of mice increases

What is hydroelectric power produced by?