hw 9 - syed (sms3768) HW9 sathasivan (48475) 1 This...

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Unformatted text preview: syed (sms3768) HW9 sathasivan (48475) 1 This print-out should have 10 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. 001 10.0 points In some organisms, mitosis occurs without cytokinesis. This will result in 1. destruction of chromosomes. 2. cell cycles lacking an S phase. 3. cells that are unusually small. 4. cells with more than one nucleus. cor- rect 5. cells lacking nuclei. Explanation: In the absence of cytokinesis, the two nu- clei, following a cell division remain enclosed within the same cell. The number of nuclei within the cell will increase 2-fold each time the cell divides without cytokinesis. This phenomenon is called endoploidy and can be found in liver cells. 002 10.0 points The homologous chromosomes separate dur- ing and their sister chromatids sep- arate during phase of meiosis. 1. Metaphase I and Metaphase II 2. Telophase I and Telophase II 3. Prophase I and Anaphase II 4. Anaphase I and Anaphase II correct 5. Anaphase I and Telophase I Explanation: 003 10.0 points What is the condition in which a plant such as banana has three sets of homologous chro-...
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This note was uploaded on 05/02/2011 for the course BIOLOGY 311C taught by Professor Sathasivan during the Fall '10 term at University of Texas at Austin.

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hw 9 - syed (sms3768) HW9 sathasivan (48475) 1 This...

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