If you are not sure of an answer you may want to move on and return to it later. If you must erase, erase completely. If there is time remaining after you have finished the exam read the questions over again and check to make sure that you have marked the correct circles on the answer sheet. When you have finished the exam you may leave quietly after bringing the exam and your answer sheet to the front of the room. Do not discuss the exam within earshot of this room.
Archaeopteryx is evidence of an evolutionary link between a. dinosaurs and birds.
Whales and land mammals. The large head of humans has been described as an example of a. convergent evolution. Based on biochemical similarities chimpanzees are most closely related to a. humans. If two populations of a single species become isolated by a geographical barrier they may begin to diverge genetically. The A allele is dominant and beneficial compared to the A' allele.