The tree of life web project is a collaborative effort of biologists from the united states and japan only

Place the steps tor the formation of the enzyme pepsinogen in correct order

What was the land like over 500 million years ago? what was under the sea?

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