Which of the following best describes the primary function of chlorophyll in an organism? (a) is is the primary hydrogen acceptor in glycolysis (b) it is the storage form of starch in plants (c) it enables transpiration in woody plants (d) it provides nutrients to cells by circulating through the vascular tissue (e) it absorbs light energy to power oxygen production

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

Guard cells control which event? the growth of plants capture of solar energy gas exchange in leaves water absorption in roots

Which greenhouse gas is emitted when burn fossil fuels for energy? a. nitrogen b. oxygen c. carbon dioxide d. helium