5. A cross between two wild-type flies gave progeny all of which were wild type. When vg e flies the following results were obtained: vg e they were test crossed to (a) 4 of the test crosses gave wild type, vestigal ebony, vestigal, and ebony in a 1:1:1:1 ratio. (b) 4 of the test crosses gave all wild type. (c) 4 of the test crosses gave vestigal and wild type in a 1:1 ratio. (d) 4 of the test crosses gave ebony and wild type in a 1:1 ratio. What are the genotypes of the original pair of wild-type flies?
5. A cross between two wild-type flies gave progeny all of which were wild type. When vg e flies the following results were obtained: vg e they were test crossed to (a) 4 of the test crosses gave wild type, vestigal ebony, vestigal, and ebony in a 1:1:1:1 ratio. (b) 4 of the test crosses gave all wild type. (c) 4 of the test crosses gave vestigal and wild type in a 1:1 ratio. (d) 4 of the test crosses gave ebony and wild type in a 1:1 ratio. What are the genotypes of the original pair of wild-type flies?
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
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Transcribed Image Text:5. A cross between two wild-type flies gave progeny all of which were wild type. When
vg e
they were test crossed to
flies the following results were obtained:
vg e
(a) 4 of the test crosses gave wild type, vestigal ebony, vestigal and ebony in a 1:1:1:1
ratio.
(b) 4 of the test crosses gave all wild type.
(c) 4 of the test crosses gave vestigal and wild type in a 1:1 ratio.
(d) 4 of the test crosses gave ebony and wild type in a 1:1 ratio.
What are the genotypes of the original pair of wild-type flies?
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