Exam 3a - Exam 3 Questions 7-12: Shown below are two...

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Exam 3 Questions 7-12: Shown below are two chromosomes in their normal state. Answer questions below regarding the different chromosomal rearrangements involving these chromosomes. A B C D E F G H I J K L M N T U V W X Y Z Chromosome 14 Chromosome 21 7. Which of the above chromosomal rearrangements can be generated by unequal crossing over between two direct repeats on the two chromosome 14 homologs? *THIS QUESTION HAS MORE THAN ONE CORRECT ANSWER a. ABCDEBCDEFG.HIJKLMN-a b. ABCG.HIJKLMN -b c. ABCDEFG.HIMLKJN d. ABCDLKJIH.GFEMN e. ABCDEFG.HIVWXYZ 8. Which of the above chromosomal rearrangements can be generated by unequal crossing over between a direct repeats on chromosomes 14 and an identical direct repeat on chromosome 21? a. ABCDEBCDEFG.HIJKLMN b. ABCG.HIJKLMN c. ABCDEFG.HIMLKJN d. ABCDLKJIH.GFEMN-d e. ABCDEFG.HIVWXYZ-e 9. Which of the following describes a PERICENTRIC INVERSION on chromosome 14? a. ABCDEBCDEFG.HIJKLMN b. ABCG.HIJKLMN c. ABCDEFG.HIMLKJN d. ABCDLKJIH.GFEMN-d e. ABCDEFG.HIVWXYZ 10. Which of the following rearrangements generate acentric and dicentric chromosomes? a. ABCDEBCDEFG.HIJKLMN b. ABCG.HIJKLMN
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c. ABCDEFG.HIMLKJN-c d. ABCDLKJIH.GFEMN e. ABCDEFG.HIVWXYZ 11. Which of the above chromosomal rearrangements can be generated by non-homologous end joining of double stranded breaks? a. ABCDEBCDEFG.HIJKLMN b. ABCG.HIJKLMN c. ABCDEFG.HIMLKJN d. ABCDLKJIH.GFEMN-d e. ABCDEFG.HIVWXYZ-e 12. Which of the above chromosomal rearrangements can be generated by non-homologous end joining of double stranded breaks between two acrocentric chromosomes? a. Duplication / Deletion b. Inversions c. Reciprocal Translocations d. Reciprocal Robertsonian Translocations-d e. All of the above 13. Which of the above chromosomal rearrangements result in gene imbalance in the individual who is carrying the rearrangement? a. Duplication / Deletion-a
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This note was uploaded on 12/02/2011 for the course BIOL 3301 taught by Professor Gunaratne during the Spring '05 term at University of Houston.

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Exam 3a - Exam 3 Questions 7-12: Shown below are two...

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