Multiple Choice
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 colour.
C) the Y chromosome has a gene blocking orange colouration.
D) only females can have Barr bodies.
E) multiple crossovers on the Y chromosome prevent orange pigment production.
Correct Answer:
Verified
Correct Answer:
Verified
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