These are often found at the bottom of food chains

The diagram shows the layers of earth. convection currents in which region influence the movement of tectonic plates

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

Aprocedure done under controlled conditions to test a hypothesis is an inquiry.