Multiple choice

Directions: The following question has four choices, out of which ONLY ONE is correct.

Gloger's rule states that

  1. there should be a purposeless distribution of people around the world who have low concentrations of skin pigmentation

  2. dark skin has a benefit for the people who live in far north latitudes

  3. dark skin has a benefit for the people who live in far south latitudes

  4. in series of generations, natural selection contributes for changes in human skin colour

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

There is a selective advantage for people with dark complexions in regions of intense solar radiation.