In the fruit fly, Drosophila melanogaster, a spineless (sp, no wing bristles) female fly is mated to a male that is claret (cl, dark eyes) and hairless (h, no thoracic bristles). Phenotypically wild type F1 female progeny were mated to fully homozygous (mutant) males and the following progeny (1000 total) were observed. PHENOTYPES NUMBER OBSERVED spineless 316 wild 8 claret, spineless 136 claret 37 claret, hairless 304 hairless, claret, spineless 12 hairless 144 hairless, spineless 43

Name: In the fruit fly, Drosophila melanogaster, a spineless (sp, no wing br
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Description: In the fruit fly, Drosophila melanogaster, a spineless (sp, no wing bristles) female fly is mated to a male that is claret (cl, dark eyes) and hairless (h, no thoracic bristles). Phenotypically wild type F1 female progeny were mated to fully homozyg

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 2TYU: The F1 flies described in question 1 were mated with brown-eyed flies from a true-breeding line....

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In the fruit fly, Drosophila melanogaster, a spineless (sp, no wing bristles) female fly is mated to a male that is claret (cl, dark eyes) and hairless (h, no thoracic bristles). Phenotypically wild type F1 female progeny were mated to fully homozygous (mutant) males and the following progeny (1000 total) were observed.

PHENOTYPES NUMBER OBSERVED

spineless 316

wild 8

claret, spineless 136

claret 37

claret, hairless 304

hairless, claret, spineless 12

hairless 144

hairless, spineless 43

- A. B. C. D. E. F. G. H. I. J.	What is the correct gene map for these genes? (A-E)
- A. B. C. D. E. F. G. H. I. J.	What is the interference value? (F-J)

A.	cl-------10------sp------30-------h
B.	cl-------30------h------10-------sp
C.	sp-------30------cl------10-------h
D.	cl-------10------h-----30-------sp
E.	cl------30------sp-------10-------h
F.	0.66
G.	0.5
H.	0.33
I.	0.25
J.	0.125

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