What is the primary purpose of conducting a test cross?

Biology Mcqs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Biology Mcqsbiology-mcqs
Published
11 May 2018
Last updated
28 May 2026

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Explanation

A test cross is mainly performed to determine the genotype (genetic composition) of an organism by crossing it with a homozygous recessive individual. This helps distinguish whether the organism is homozygous dominant or heterozygous for a particular trait.

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