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NEET2006ZoologyPrinciples of Inheritance and VariationActual

Mating of an organism to a double recessive in order to determine whether it is hom ozygous or heterozygous for a character under consideration is called

Options

  1. Areciprocal cross
  2. Btest cross
  3. Cdihybrid cross
  4. Dback cross.

Correct answer

B. test cross

Step-by-step solution

Test cross is a cross made to identify hidden recessive alleles in an individual of unknown genotype. This individual is crossed with one that is homozygous for the allele being investigated (i.e., a homozygous recessive). The homozygous recessive individual may be the parent of the individual being investigated.

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