Industrial melanism is an example of 

If a new allele suddenly becomes very abundant in a population, most likely it is:

1. mutating rapidly

2. flowing with emigrants

3. strongly selected for

4. a product of assortative mating

Which of the following conclusions is from industrial melanism?

Which one of the following is not a living fossil?

1. King crab

2. Sphenodon

3. Archaeopteryx

4. Peripatus