Four of the items below describe RNA DNA or both

How many major plates cover the earth

Which of the organisms listed below performs nitrogen fixation? a. legumes b. plants c. bacteria d. fungi

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