BIOL 1001 WEEK 4 EXAM – QUESTION AND ANSWERS ( LATEST UPDATE )

BIOL 1001 WEEK 4 EXAM – QUESTION AND ANSWERS User Course BIOL­1001P­8/BIOL­1001L­8/BIOL­1001­8­Introduction to Biology2017 Spring Qtr 02/27­05/21­PT5 Test Exam ­ Week 4 Started 5/4/17 7:18 PM Submitted 5/4/17 8:25 PM Due Date 5/8/17 1:59 AM Status Completed Attempt Score 50 out of 50 points Time Elapsed 1 hour, 6 minutes out of 1 hour and 30 minutes Instructions Please answer each question below and click Submit when you have completed the Exam. Results Correct Answers Displayed Question 1 3 out of 3 points In land mammals, the pelvic girdle serves to connect the legs to the rest of the skeleton. Whales have a small residual pelvic girdle that does not attach to anything. This is an example of _. Correct Answer: e. All of the above Question 2 A heterozygous organism: Correct Answer: b. Has two different alleles of a gene 3 out of 3 points Question 3 Evidence for evolution includes: Correct Answer: e. All of the above 2 out of 2 points Question 4 2 out of 2 points You discover a primate fossil while on an expedition in Africa. Which part of the skeleton would you be most interested in examining in order to classify this primate as a human or a nonhuman primate? Correct Answer: b. The base of the skull Question 5 Because of the law of independent assortment: Correct Answer: c. Two typical siblings will have about 50% of their alleles in common. 2 out of 2 points Question 6 3 out of 3 points What is the role of fossils in supporting the theory of common descent? Correct b. Answer: There have been many fossils of intermediate types discovered that provide strong support for the theory of common descent.