NEET Biology question
True statements regarding the genetic drift are I. It mostly occurs in smaller population II. Certain alleles can be lost forever because of genetic drift III. Founder effects and bottle neck effects are caused by genetic drift IV. Mutations are primarly responsible for genetic drift The correct combination showing true statement is
Answer: (D)
Solution
Migration rather than mutation is primary responsible for genetic drift. This confirms that option (d) — All except IV — is correct.