Natural Selection vs. Artificial Selection

Question 1

Examples of artificial selection

Answer 1

Water fleas usually live in the water that is 20º and can’t survive in warmer water, but there is a mutation that allows some populations of water fleas to survive in 25º-30º water

Question 2

Selective pressure

Answer 2

When certain environmental conditions select for certain characteristics in some individuals and against different characteristics in another individual

Question 3

Fitness

Answer 3

The contribution an individual makes to the gene pool of the next generation by producing offspring that can survive long enough to reproduce.

Question 4

Consequences of artificial selection

Answer 4

Genetic diversity is reduced by creating monocultures

Question 5

Monocultures

Answer 5

Planting of the same variety of species over a large portion of land