How is the flow of information from DNA regulated?

Compare the depth of field when focusing with low power and high power. which power has the greater depth of field?

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