Chapter 13: Human Variation And Genetics, History, And Ancestry

Question 0

Is skin color a discrete or continuous trait?

Answer 0

Skin color is a continuous trait. Continuous variation means that there is no clear cut in between white and black.

Question 1

Why is the concept of race not acceptable from a biological standpoint?

Answer 1

There is no genetic basis for race. Race is a cultural branch, not biological.

Question 2

What are some examples of microevolution in humans that we discussed in class?

Answer 2

Sickle cell anemia