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2007Exam1 - BI206/282 Exam 1 YOUR NAME YOUR TF's NAME Page...

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BI206/282 – Exam 1 Page 1 February 15, 2007 Form 0 YOUR NAME:_______________________ YOUR TF s NAME: ________________________ THIS IS EXAM FORM “O” Remember to fill out your computer form properly. Please include: a) Name (Last Name First name) omit middle initials b) ID number c) Course Code Fill in “Special Code” Box 0 as 0 for BI206 or 1 for BI282 d) Form Code Fill in “Special Code” Box 1 as 0 for Form 0 e) TF Code Fill in “Special Code” Box 2 to indicate your TF: Paige Bass – 0 Bianca Heinrich – 1 Larissa Jarzylo – 2 Steven Mullenbrock – 3 Be sure that you have answered 34 questions and that you have given one answer only per question. For each question only one answer is correct. So please choose the best answer from the ones provided. Please write your name on this booklet. Exam booklets will be collected at the end of the exam, but you will have the opportunity to see you exam booklet and score sheet at a later date. Grades will be posted on the Student Link. Prior to completing this exam, please read the following statement and sign the top of your scantron. “I pledge that I have neither given nor received unauthorized assistance on this exam. I understand if I am charged with cheating, my name will be submitted to the CAS Dean for disciplinary action.”
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BI206/282 – Exam 1 Page 2 February 15, 2007 Form 0 this page is intentionally left blank
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BI206/282 – Exam 1 Page 3 February 15, 2007 Form 0 1. The observable characteristic for a given trait is known as the: A. phenotype. B. genotype. C. homozygote. D. heterozygote. E. recombinant type. 2. If a diploid individual has 7 unlinked genes, how many different gametes can be formed if two of the genes are homozygous and the remaining 5 genes are heterozygous? 3. A pea plant heterozygous for plant height, pod shape, and flower color was selfed. The progeny consisted of: 272 tall, inflated pods, purple flowers 92 tall, inflated pods, white flowers 88 tall, flat pods, purple flowers 93 dwarf, inflated pods, purple flowers 35 tall, flat pods, white flowers 31 dwarf, inflated pods, white flowers 29 dwarf, flat pods, purple flowers 11 dwarf, flat pods, white flowers Which alleles are dominant in this cross?
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4. In peaches, the homozygous genotype G O G O produces oval glands at the base of the leaves, the heterozygous genotype G O G A produces round glands, and the homozygous genotype G A G A results in the absence of glands. At another locus, a dominant allele S produces fuzzy peach skin and its recessive allele s produces smooth skin. A homozygous variety with oval glands and smooth skin is cross to a homozygous variety with fuzzy skin lacking glands. What phenotypic ratio would be expected in the F2 generation?
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