Question: Answer The Following Questions. Then, In A Couple Of Sentences Justify Why Your Answer Is Correct.

4. The clinal model of human variation is based on the fact that: a. genetically inherited traits will gradually change in frequency among the people you encounter as you travel from one geographic area to another. b. genetically inherited traits will abruptly change in frequency as you go from one population to another. c. there are no significant differences in the frequency of genetically inherited traits among the populations of the world; human populations have equal distribution of traits across geographic space. d. each continent has a unique typology of biological variation that is discontinuous. 5. The worldwide frequency distribution of the different ABO blood types: a. is complex, having both clinal and discontinuous patterns. b. follows latitude lines, indicating that climate is an important selective factor for this trait. c. is simple and predictable, with each continent having its own exclusive type among indigenous populations. d. is completely randomly distributed across populations. 6. We use primates as models to better understand our life stages because of all but the following: a. humans are part of the wider radiation of great apes. b. humans and apes (in particular, chimpanzees) are genetically quite similar c. primates often live in complex, social groups. d. primate have equivalent brain size for their body size to humans.