Question

Which of the following statements BEST describes how mutations are related to evolution? a. There is not a strong relationship between mutations and evolution
b. Mutations lead to new genes, which may have an advantage over the old forms, causing the species to evolve.

c. Mutations are changes in DNA that produce weaker organisms that die, so these are eliminated by evolution
d. Natural selection causes evolution, which causes more mutations to appear in the DNA of the species.