M2 Key BIS 2B F11

M2 Key BIS 2B F11 - Name:_ _ Last, First Biological...

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Name:________________________________ _______ Last, First 1 Biological Sciences 2B – Strong & Keen Fall 2011 Midterm #2 KEY Please Read the Instructions First . Check your pages--there are 14 pages in this exam (including this page—page 14 is blank). You are responsible for making sure that you have all the pages. This examination is worth 100 points. Please bubble in the 9 digits of your student ID number on your scantron. Mark Test Form A True and False questions— 10 questions at 1 point each = 10 points total Scantron Questions— 20 questions worth 3 pts each: 60 points total Fill-in Questions— 1 question with 9 parts, worth 30 points total Bonus Questions— 2 questions worth 3 points each, worth 6 points total If you think that a multiple choice question is ambiguous or confusing, use the “explanation sheet” on page 13 to explain the problem. Put your name on this sheet--I tear them off to read them!! 1. Use pen only on the fill-in questions (no grade corrections for pencil). 2. Write only one answer per question--you can elaborate on an answer, but you will not be given any credit if you write two different answers to the question . 3. Spelling rules: No points will be given if the misspelling alters the meaning of the word. You have 50 minutes, so budget your time-–leave enough time to complete the last fill-in section, as it is worth 30% of the exam. Page 9____/ 5 Page 10 ___ / 10 Page 11 ____ /15
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Midterm 2 BIS 2B Fall 2011 2 Fill in the scantron for each true (A) and false (B) question below. Write true or false next to the question on the exam sheet as well. True or False (2 pts each) 1. The color patterns of rabbits are determined by pairwise combinations of 4 color alleles at a single locus. True 2. Human height is determined by a single gene with multiple alleles. False 3. Individuals expressing the mean phenotype have the highest fitness under stabilizing selection. True 4. An AABbCcDD individual could produce 8 different kinds of gametes. False 5. A test cross is always done using individuals that are heterozygous at every locus. False 6. Malthus developed the main ideas for natural selection. False 7. A heterozygote makes two different versions of a particular gene product. True 8. A single base change within a gene could result in a new allele. True 9. There is no evolution in a population as long as p + q = 1.0 False 10. Charles Darwin used the results of Gregor Mendel’s careful genetic experiments to develop a mechanism for natural selection. False
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Midterm 2 BIS 2B Fall 2011 3 MULTIPLE CHOICE QUESTIONS [3 POINTS EACH; 60 PTS. total]. Select the one (1) best answer on your SCANTRON form using a #2 pencil. Circle your choice on the exam sheet as well .
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M2 Key BIS 2B F11 - Name:_ _ Last, First Biological...

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