Calico cats are female because A) the males die during embryonic ...

[Hungry!]

Calico cats are female because
A) the males die during embryonic development.
B) a male inherits only one of the two X-linked genes controlling hair color.
C) the Y chromosome has a gene blocking orange coloration.
D) only females can have Barr bodies.
E) multiple crossovers on the Y chromosome prevent orange pigment production.

[camila]

100% it's B, don't forget to gimmi a thumbs up

[Hungry!]

Thanks so much, you were right on.