Which of the following is NOT true of mutations? a) They can take place in body cells or in reproductive cells.

b) They often lead to beneficial variations.

c) They can be caused by X rays.

d) They involve changes to genetic information.

Plants transfer carbon in the carbon cycle a. through assimilation of carbon from the soil. b. when carbon transpires from their stomatae. c. when they are eaten by animals. d. through fixation of carbon in the soil. plants transfer carbon in the carbon cycle a. through assimilation of carbon from the soil. b. when carbon transpires from their stomatae. c. when they are eaten by animals. d. through fixation of carbon in the soil.

Which step is the same in both forms of fermentation, as well as in cellular respiration?

Which chromosomes do not determine the gender of an organism? a. autosomal b. regulated c. sex