Which helps prevent errors in DNA replication?

What role does differential reproduction play in natural selection? ! a) some organisms have different reproductive success due to nongenetic traits. b) some organisms have traits that them reach reproductive age. c) different methods of reproduction result in some organisms being genetically altered. d) reproduction varies among organisms due to pathogenic factors. the answer is not a or d based on other posts.

9. the history of life on earth is recorded in

Describe how a non-resistant staphylococcus aureus bacterium can produce a bacterium that is resistant to methicillin