The most common mechanism of genetic variation is recombination. In sexually reproducing organism during gametogenesis, the homologus chromosomes exchanges genetic material by process of crossing over. This produces new combination. It is responsible for variation.
Which is the most common mechanism of genetic variation in the population of sexually-reproducing organism?
NEET UG 2015 — Zoology Evolution
2015mcqeasy
Which is the most common mechanism of genetic variation in the population of sexually-reproducing organism?
Official previous-year question
Held on 30 Apr 2015 · Verified 9 Jul 2026.
Options
- A
Transduction
- B
Chromosomal aberrations
- C
Genetic Drift
- D
Recombination
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