Most calico cats are female because

A) a male inherits only one of the two X-linked genes controlling hair color.
B) the males die during embryonic development.
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.


Answer: A) a male inherits only one of the two X-linked genes controlling hair color.

Biology & Microbiology

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