In Drosophila, the following genes and mutations are known: Wingsize – recessive allele for tiny wings – t; dominant allele for normal wings – T Eye shape – recessive allele for narrow eyes – n; dominant allele for normal (oval) eyes – D Eye color – recessive allele for white eyes – r; dominant allele for normal (red) eyes – R The following cross is performed and the offspring analyzed – TtDdRr X Ttddrr.   A) A trihybrid cross is now performed and the offspring analyzed. What is the probability of getting abnormal flies except for the eye color, which will be normal

Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN:9781305389892
Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Chapter13: Genes, Chromosomes, And Human Genetics
Section: Chapter Questions
Problem 8TYK: Another gene in Drosophila determines wing length. The dominant wild-type allele of this gene...
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  1. In Drosophila, the following genes and mutations are known:
  1. Wingsize – recessive allele for tiny wings – t; dominant allele for normal wings – T
  2. Eye shape – recessive allele for narrow eyes – n; dominant allele for normal (oval) eyes – D
  3. Eye color – recessive allele for white eyes – r; dominant allele for normal (red) eyes – R

The following cross is performed and the offspring analyzed – TtDdRr X Ttddrr.

 

A) A trihybrid cross

is now performed and the offspring analyzed. What is the probability of getting abnormal flies except for the eye color, which will be normal 

 

can i please get a correct explantion and all the punnets sqaures and the answer is a fraction 

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