Biological Anthropology Questions 11 Correctly Answered Questions Latest Update

Are all Human biological adaptations evolutionary? {Ans: }How does genetics contribute to biological anthropology? {Ans: -biological diversity among humans, genes provide important means to study that variation, evolution can go along to explain why it exists -e.g. lactase persistance, sickle cell, etc}What traits characterize primates? {Ans: -grasping hands (and feet) -nails, not claws -vision important (convergent orbits and postorbital bar) (reliant on vision) -increased brain complexity -fewer children -}What are the major physical developments over the course of human evolution {Ans: -bipedalism: walking on two legs -encephalization: bigger brains -teeth: smaller, relative to diet, behavior}Why are racial categories not good biological markers? {Ans: -arbitrary and subjective divisions of clinical variation, rely upon homogenized central tendencies -ignoring greater variation within racial categories than between them and traits (skin color, hair type, body type) do not co-vary) -genetic variation does not match neatly with phenotypes}What is the significance of racial categories? {Ans: -bring order to the diversity of people; makes sense of the world around us and how to understand various phenomena we experience (understanding the differences between humans)}