Spiky and Banded are two dominant, autosomal traits in purple snails. You cross a snail that exhibits both these traits (S_ B_) with a homozygous recessive snail (ssbb) . Spiky chin and banded (S_ B_) The resulting offspring are the following phenotypes: Spiky, Banded              153Smooth, Banded           54Spiky, Unbanded          70Smooth, Unbanded      171 (a) Test whether these two loci are linked with a chi-square test (show your work).

Science Of Agriculture Biological Approach
5th Edition
ISBN:9780357229323
Author:Herren
Publisher:Herren
Chapter4: The Science Of Genetics
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Spiky and Banded are two dominant, autosomal traits in purple snails. You cross a snail that exhibits both these traits (S_ B_) with a homozygous recessive snail (ssbb) .

Spiky chin and banded (S_ B_)

The resulting offspring are the following phenotypes:

Spiky, Banded              153
Smooth, Banded           54
Spiky, Unbanded          70
Smooth, Unbanded      171

(a) Test whether these two loci are linked with a chi-square test (show your work).

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