In Neuros seven possib Class: 1 2 3 4 ab a+ ab ab ab a+ a++b ++b++++ +++b+ba+ 69 0 10 17 a. Dete chron b. If link c. Deter

Biology (MindTap Course List)
11th Edition
ISBN:9781337392938
Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Chapter11: The Basic Principles Of Heredity
Section: Chapter Questions
Problem 3TYU: The type of cross described in question 2 is (a) an F2 cross (b) a dihybrid cross (c) a test cross...
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In Neurospora, a cross was made: ab x ++; and 100 asci were scored and placed into the
seven possible classes as shown below:
Class: 1 2 3 4 5 6 7
ab a+ ab ab ab a+a+
ab a+ a++b+++b+b
+++b+++++++b++
+++b +b a+ ab a+ ab
69 0 10 17 112
a. Determine whether these genes are on the same chromosome or different
chromosomes. Why?
b. If linked on the same chromosome are they on the same or opposite arms. Why?
c. Determine the map distance between genes (if linked), and between the genes and their
Transcribed Image Text:In Neurospora, a cross was made: ab x ++; and 100 asci were scored and placed into the seven possible classes as shown below: Class: 1 2 3 4 5 6 7 ab a+ ab ab ab a+a+ ab a+ a++b+++b+b +++b+++++++b++ +++b +b a+ ab a+ ab 69 0 10 17 112 a. Determine whether these genes are on the same chromosome or different chromosomes. Why? b. If linked on the same chromosome are they on the same or opposite arms. Why? c. Determine the map distance between genes (if linked), and between the genes and their
respective centromeres. (Show your work, but answer the question with a map)
Transcribed Image Text:respective centromeres. (Show your work, but answer the question with a map)
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