What explains a child's growth over time? A. The cells get larger as the child grows.
B. Cells with new, unique DNA are added to the body through cell division.
C. New cells with identical DNA are created through cell division.

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time