How could the humans and high human population growth rate drive further extinctions of plants and animals?
a. all these people need a place to live and destroy the habitat of many animals.
b. all these people can create more pollution with kill many plants and animals.
c. people continue to introduced invasive species which harm native plants and animals.
d. all of the above.

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