Elevation has which affect on climate

Which are reasons cells undergo cell division?

Consider the following planned experiment. factor experimental group control group light exposure tots of sun tots of sun amount of water weekly weekly type of soil nutrient rich nutrient rich size of pot large which variable is being tested in this experiment? small a. size of pot b. type of soil c. light exposure d. amount of water

"does stress during a woman's first trimester of a pregnancy affect the infant's birth weight? " is a