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Genetics / D.J. Cove.

  • Cove, D. J.
Date:
1971
Catalogue details

Licence: Attribution-NonCommercial-NoDerivatives 4.0 International (CC BY-NC-ND 4.0)

Credit: Genetics / D.J. Cove. Source: Wellcome Collection.

  • Front Cover
  • Title Page
  • Table of Contents
  • Back Cover
    210/228 (page 202)
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    202 Answers therefore be epistatic to the mutant genes in the other stock. If the wild-type alleles are designated +, and the mutant alleles brd, bwn, w respectively, the scheme is as on page 201. As sex linkage is involved the reciprocal cross will give different results : . + + w brd bwn + ? X c? Fr. + + w brd bwn M ; + + w $ dark-red (wild-type) brd bwn + + + w brd bwn M — white-eyed brd bwn F2 : Full details will not be given, but the segregation obtained will be / . brd bwn \ - J , J same for each sex i.e. 17 white I 16 sex-linked + 1 I . 9 dark-red: \ brd bwn ) 3 bright-red : 3 brown. The possible biochemical basis of these findings is as follows : brd . blocked in colourless precursor colourless precursor blocked in — and w ^ individuals M brd individuals brown pigment bright-red pigment blocked in individuals bwn together ^ look dark-red.
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