problem set 1

problem set 1 - Biology 313 Fall 2007 Problem Set 1 Due by...

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Biology 313 Fall 2007 Problem Set 1 Due by Sept. 7, 9:00AM – after the lecture. Instructions. Answer the following questions. From those problems involving calculations (mathematical probabilities, or expected ratios), please show your work. Answers can be submitted electronically as an email attachment (to: [email protected]) or handed in as a hard copy in class. 1) (2pts) A female Drosophila homozygous for the curved wing ( c ) mutation and also homozygous for the ebony body ( e ) mutation was crossed with a male homozygous for the normal wing allele ( c + ) and homozygous for the normal body color allele ( e + ). Assume these flies are normal (wild type) for all other genes, and that these genes segregate independently. a. What would be the phenotypic ratio in the F 2 ? b. If there are three F 2 progeny, what is the probability that all three are males with curved wings and ebony bodies? c. What is the probability that all three F
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This homework help was uploaded on 04/06/2008 for the course BIOL 313 taught by Professor Vollbrecht during the Fall '08 term at Iowa State.

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problem set 1 - Biology 313 Fall 2007 Problem Set 1 Due by...

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