3. Two normal – looking Drosophila (a male and a female) are crossed and yield the following phenotypes among their progeny: Daughters: +++ 2000 Sons: +++ 3 abc 1 +b c 839 a ++ 825 ab+ 86 ++c 90 a +c 81 +b+ _75 Total 4000

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Question

a. What is the type of inheritance?

 

b. What is known of the genotype of the male in the above cross?

 

c. What is known of the genotype of the female in the above cross? 

 

d. Provide map distances if possible. 



3. Two normal – looking Drosophila (a male and a female) are crossed and yield the following
phenotypes among their progeny:
Daughters:
+++
2000
Sons:
+++
3
abc
1
+bc
839
a ++
825
ab+
86
++ c
90
a +c
81
+b+
75
Total
4000
Transcribed Image Text:3. Two normal – looking Drosophila (a male and a female) are crossed and yield the following phenotypes among their progeny: Daughters: +++ 2000 Sons: +++ 3 abc 1 +bc 839 a ++ 825 ab+ 86 ++ c 90 a +c 81 +b+ 75 Total 4000
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