Multiple choice

Which of the following is the cause of variation?

  1. Recombination

  2. Breeding

  3. Skin

  4. None of these

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Recombination during meiosis creates new combinations of alleles by exchanging genetic material between homologous chromosomes. This process generates genetic diversity in offspring, which is a fundamental source of variation in populations.