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Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN: 9780134580999
Author: Elaine N. Marieb, Katja N. Hoehn
Publisher: PEARSON
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Linkage and Gene Mapping

Transcribed Image Text:I. A cross in corn involving 3 seed characters will be studied:
smooth endosperm (+)
shrunken endosperm (sh)
colored (+)
colorless (c)
starchy (+)
waxy (wx)
Testcross F2 Progeny
Observed Number
Smooth, Colored, starchy
2538
Shrunken, Colorless, starchy
Shrunken, Colored, Starchy
601
Shrunken, Colored, Waxy
115
Smooth, Colored, Waxy
3
Shrunken, Colorless, waxy
2708
Smooth, Colorless, Waxy
626
Smooth, Colorless, Starchy
113
Questions:
1. Give the correct genotype of each progeny.
2. Determine the % crossover of each gamete.
3. Determine the correct sequence of the genes.
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