gene shuffling directional selection natural selection genetic drift
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Individuals that carry a particular allele may have more descendants than other individuals, resulting in the allele becoming more common. Which process causes random alleles to become more common within a population?
Possibilities:
- gene shuffling
- directional selection
- natural selection
- genetic drift

genetic drift