Mitochondrial DNA is used to follow maternal inheritance and sequences on the Y chromosome is used to follow paternal inheritanc
e. Why is it not practical to analyze paternal inheritance in this class? a. Because only men have a Y chromosome, the women in the class wouldn't be able to participate.b. None of these are valid reasonsc. It's not impractical because Y chromosome sequences are present in both men and women.d. Because only men have a Y chromosome, the men in the class wouldn't be able to participate.e. Because only men have a Y chromosome, the women in the class would contribute excess data.
This says that a very long time ago South Africa could have had glaciers and had a cold climate were as now South Africa has a very hot and humid climate.
