Question

Natural variation is important to the mechanism of Natural Selection. Which of the following is an example of a cause of natural variation?A. Crossing over during meiosisB. PolyploidyC. All of theseD. Genetic mutation

Answer 1

The correct answer is C. All of these. Crossing over produces uniq gametes, poliploidy provides several chopies of genes that could experience differential evolutive trajectories, while genetic mutation produces changes in genes. All of these are sources of natural genetic variation.