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A cross with a homozygous recessive partner to reveal an unknown genotype is a:
ATask cross
BTest cross
CText cross
DTerm cross
Answer & Solution
Correct answer: B. Test cross
1. The dominant phenotype hides which alleles are present.
2. Crossing with a recessive parent exposes them.
3. That cross is a test cross.
_Source: OpenStax Biology 2e, Chapter 12, Mendel's Experiments and Heredity._
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