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Questions  

When a plant of unknown genotype expressing dominant trait for a character is crossed with a plant having recessive trait for the same character, the cross is known as :

a
out cross
b
test cross
c
reciprocal cross
d
trihybrid cross

detailed solution

Correct option is B

When a plant of unknown genotype expressing dominant trait for a character is crossed with a plant having recessive trait for the same character, the cross is known as test cross. It is useful in identifying the genotype of the plant expressing dominant trait of a character.

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