Assignment 3_Key - Copy

Assignment 3_Key - Copy - Name _KEY_ Genetics Fall 2009 -...

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Name ______ KEY____________________ Genetics Fall 2009 - Dr. Olson Assignment #3 DUE: Friday Sept 18, 2009 1. Consider the function of the following enzymes involved in creating flower color in petunias. Then answer the questions about expected phenotypes of the listed mutations. Arrows represent the enzymatic reaction promoted by the indicated enzymes. Enzyme A Enzyme B White pigment White pigment Pink pigment Enzyme C Enzyme D Red pigment What are the expected phenotypes of the following petunias? ( Hint: Capital letters indicate dominant, functional alleles while lower case letters represent recessive, non- functional mutant alleles ). AA BB CC DD ___ RED______ AA BB CC dd _____ RED______ aa BB CC DD ___ WHITE______ AA BB cc dd _____ PINK_____ AA bb CC DD ___ WHITE______ AA BB Cc Dd _____ RED______ AA BB cc DD ___ RED________ aa BB cc dd _____ WHITE____
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B. Fill in the two blanks using 2 of the following terms (Redundant, dominant, recessive, epistatic, lethal) i. Mutation b is __ epistatic___ to mutation c. ii. Enzyme C and enzyme D are ___
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This note was uploaded on 09/23/2010 for the course BIOL 360 taught by Professor Dr.shu during the Spring '08 term at St. Cloud.

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Assignment 3_Key - Copy - Name _KEY_ Genetics Fall 2009 -...

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