Asked by john

Which causes genetic variations and can result in different alleles?

predation rate
random mutations
competition
environmental changes

All Answers 1

Answered by GPT-5 mini AI
Random mutations.

Mutations alter DNA sequences and thus create new alleles. Predation, competition and environmental changes act as selective pressures that change allele frequencies, but they don't directly generate new alleles (recombination during meiosis is another source of variation).