killian-Chromosomal_Inheritance_Problem_Set-143243111 -...

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BIO231 Chromosomal Inheritance Problem Set 1. Porcupines have a diploid chromosome number (2n) of 34. Considering only independent assortment (no crossing over), how many genetically different offspring are possible when two porcupines mate? 2. The garden pea is a diploid organism (2n = 14). A. If a cell undergoes mitosis, how many chromosomes does each daughter cell have? B. If a cell undergoes meiosis, how many chromosomes does each cell have after the first division (Meiosis I)? C. How many chromosomes after the second meiotic division (Meiosis II)? 3. Red-green color blindness is X-linked in humans. If a male is red-green color blind, and both parents have normal color vision, which of the male's grandparents is most likely to be red-green color blind?
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4. A couple has a female child with Tay Sachs disease, and three unaffected children. Neither parent nor any of the four biological grandparents of the affected child has had this disease. The most likely genetic explanation is that
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This note was uploaded on 04/02/2011 for the course GENETICS 8383 taught by Professor Love during the Spring '11 term at Rutgers.

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killian-Chromosomal_Inheritance_Problem_Set-143243111 -...

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