Multiple choice

Some dinosaurs were wiped out during a natural disaster- meteor strike. This is an example off-

  1. genetic drift- founder's effect

  2. mutation pressure

  3. genetic drift- bottleneck effect

  4. random mating

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

The bottleneck effect is a type of genetic drift that occurs when a population's size is drastically reduced by a random event, such as a natural disaster. This results in a loss of genetic variation in the surviving population.