Which of the following results of a test-cross between a pigmented alligator (M_) and an albino alligator (mm) would indicate that the pigmented parent is heterozygous?
a. Getting three offspring that are pigmented
b. Getting six offspring that are pigmented
c. Getting even a single albino offspring
d. Both choices A and B are true.
e. None of the above
Answer: c. Getting even a single albino offspring
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