<%@LANGUAGE="JAVASCRIPT" CODEPAGE="1252"%> center gene

Genetic 342 A&B

Kenneth G Wilson

Professory of Botany

Finding The Center Gene

genotypes sex number
+ + + females 1000
sc s v males 314
+ + + males 280
+ s v males 150
sc + + males 156
sc + v males 46
+ s + males 30
sc s + males 10
+ + v males 14

Solving for center gene

  1. Ignore wild type males
  2. Choose any parental and any double cross-over
  3. Locate the center gene by comparison
genotypes sex number
sc s v males 314
+ + v males 14

Or

genotypes sex number
+ + + males 280
+ + v males 14

thus the center gene is v

oliver

This is our friend Oliver the parrotlet,

Oliver is a true parrot,

the smallest in the world.