What does a plant need for photosynthesis?

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

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

Why is it important to study each branch of earth science?