Which components bond with andenine in a section if double stranded DNA

Asap. this question is 100 points if you answer it question: describe the basic relationship between ocean depth and temperature seen in the graph

Why do we perceive objects as retaining their brightness under different lighting levels?

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