Q3 / 349 · NTA Abhyas (NEET) 2020 · Zoology · Evolution

Genetic variation in a population arises due to :

  • A
    Recombination only
  • Correct answer
    B
    Mutations as well as recombination
  • C
    Reproductive isolation and selection
  • D
    Mutations only

Solution

In a population discontinuous source of genetic variation is mutation which oocurs randomly and continuous source of genetic variation is recombination or crossing over which occurs during gamete formation in meiosis.

Hence, the correct answer is option: 'B'.

More Evolution Questions