Final Review

Final Review - REVIEW THINGS TO COVER #6 LAST HOMEWORK EXAM...

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Unformatted text preview: REVIEW THINGS TO COVER #6 LAST HOMEWORK EXAM 1 Q. 22 EXAM 2 Q 23A PROB SET 2/7 6. Female flies that are phenotypically wild-type are heterozygous for each of three different recessive mutations purple eyes (p), curled wings (cu) and yellow body (yb) were crossed to male flies that have the phenotypes purple eyes, curled wings and yellow body. The number of progeny in each of the eight different phenotypic classes are shown below. Wild-type 2 : Yellow 390 Purple 58 : Curled 50 Yellow & Purple 63 : Yellow & Curled 63 Purple & Curled 368 : Yellow & Purple & Curled 6 What is the map distance between purple and curled? a. 11.0 b. 11.8 c. 11.9 d. 12.4 e. 13.1 f. 13.2 g. 24.2 h. 25.0 Wild-type 2 : Yellow 390 Purple 58 : Curled 50 Yellow & Purple 63 : Yellow & Curled 63 Purple & Curled 368 : Yellow & Purple & Curled 6 FIRST THING TO DO? Wild-type 2 : Yellow 390 Purple 58 : Curled 50 Yellow & Purple 63 : Yellow & Curled 63 Purple & Curled 368 : Yellow & Purple & Curled 6 FIRST THING TO DO? Wild-type 2 : Yellow 390 Purple 58 : Curled 50 Yellow & Purple 63 : Yellow & Curled 63 Purple & Curled 368 : Yellow & Purple & Curled 6 FIND PARENTALS FIRST THING TO DO? DETERMINE DOUBLE CROSSOVERS - HOW? Wild-type 2 : Yellow 390 Purple 58 : Curled 50 Yellow & Purple 63 : Yellow & Curled 63 Purple & Curled 368 : Yellow & Purple & Curled 6 FIND PARENTALS FIRST THING TO DO? DETERMINE DOUBLE CROSSOVERS - HOW? Wild-type 2 : Yellow 390 Purple 58 : Curled 50 Yellow & Purple 63 : Yellow & Curled 63 Purple & Curled 368 : Yellow & Purple & Curled 6 FIND PARENTALS PARENTALS - Y+P C AND YP+C+ FIRST THING TO DO? DETERMINE DOUBLE CROSSOVERS - HOW? Wild-type 2 : Yellow 390 Purple 58 : Curled 50 Yellow & Purple 63 : Yellow & Curled 63 Purple & Curled 368 : Yellow & Purple & Curled 6 FIND PARENTALS PARENTALS - Y+P C AND YP+C+ DOUBLES - Y+P+C+ AND YPC FIRST THING TO DO? DETERMINE DOUBLE CROSSOVERS - HOW? Wild-type 2 : Yellow 390 Purple 58 : Curled 50 Yellow & Purple 63 : Yellow & Curled 63 Purple & Curled 368 : Yellow & Purple & Curled 6 FIND PARENTALS PARENTALS - Y+P C AND YP+C+ DOUBLES - Y+P+C+ AND YPC MIDDLE IS ONE THAT IS DIFFERENT = Y ORDER = PYC Wild-type 2 : Yellow 390 Purple 58 : Curled 50 Yellow & Purple 63 : Yellow & Curled 63 Purple & Curled 368 : Yellow & Purple & Curled 6 NOW NEED TO FIND SINGLES AND DOUBLES...
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This note was uploaded on 02/25/2010 for the course MCDB 2150 taught by Professor Winey,mark during the Spring '06 term at Colorado.

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Final Review - REVIEW THINGS TO COVER #6 LAST HOMEWORK EXAM...

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