Given genes A, B, and C with phenotypes: Gene A Phenotype: Triceratops leg curva

ID: 55207 • Letter: G

Question

Given genes A, B, and C with phenotypes:

Gene A Phenotype: Triceratops leg curvature;

Gene B Phenotype: Farfeggnuggen wing vein;

Gene C Phenotype: Muppeteritus antennae.

And given the following table of phenotype counts (where "+" refers to wild-type phenotype):

which gene is in the middle?

A. B.

B. There is no middle gene. A is on a different chromosome than B and C.

C. A.

D. C.

E. There is no middle gene. A is linked to B, but not to C.

ABC 326 AB+ 26 A+C 124 A++ 6 +BC 4 +B+ 121 ++C 32 +++ 314

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