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Unformatted text preview: Exam 4, Biology 301D, 6 December 2002 Printed name (required) ________________ 101 points possible; 22 questions, 8 pages (including this one) 1 . (4 pts.) (2pts) Key Code : Fill in ( A ) and ( B ) on scantron question 1. to indicate your exam code. (2pts) Social security number and name . Bubble in the scantron with your name and your social security number (your SSN goes in the first 9 bubbles of the scantron ID field). Put your name on this hard copy , or you may not get credit for taking the exam. When finished , turn in both the Scantron and hard copy. You may write on this hard copy, but your grade will be determined by the Scantron form, provided we can find a hard copy from you . None, one, all, or any combination of individual answers may apply to a question unless stated otherwise . We use the acronym “ NOM” for “None, One, or Many.” As usual, phrases in italics may be taken as true . Turn in your exams by the end of the hour. A penalty may be assigned for late exams. 2 (5pts) . Which of the following points were considered to be examples of how our brains can mislead us into making irrational decisions? (NOM) (A) Our memories are reconstructed over time. (B) The corpus callosum connects the two halves of the brain and prevents one side from making decisions independent of the other side. (C) We learn by trial and error. (D) We unconsciously assume causation from correlation. (E) Our educational system has taught us facts instead of problem-solving skills. (F) We search for confirmation of our views rather than evidence to evaluate them. (G) We respond to perceived risks rather than actual risks. 3. (3 pts) LeVay's study involved measuring the volume of INAH 3 in several different groups listed as (A)-(E). (A) gay males with AIDS (D) heterosexual males without AIDS (B) heterosexual males (some with, and some without AIDS) (E) heterosexual females without AIDS (C) heterosexual males with AIDS Which two groups would you want to compare to test whether the volume of INAH 3 is correlated specifically with gender? In answering this question, make use of the information given in class about the different categories of sexual preference. Assume that the listed groups differ only in the ways explicitly indicated. Your answer should indicate the comparison that addresses the hypothesis/correlation, and controls for all factors indicated in this set of subjects (AIDS, sexual preference, gender). To indicate the appropriate comparison, mark exactly two answers. However, if no two groups control for all factors noted in these data, do not put down any options. ( 2 or none ) (A) (B) (C) (D) (E) 4. (3 pts) Which of the following results were obtained by LeVay, and which conclusions can be drawn? ( refer to the table above in problem 3 ) (NOM) (A) INAH 3 was larger in heterosexual males (groups B, C, D) than in the other groups....
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This note was uploaded on 12/20/2010 for the course BIO 301D taught by Professor Bull during the Spring '08 term at University of Texas.
- Spring '08