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Biology · Oct / Nov 2019 · Paper 12 · Question 40

5090Inheritance

Which statement about dominant and recessive alleles is not correct?

  1. AA dominant characteristic is seen in the phenotype of a heterozygote.
  2. BA homozygous genotype may be either dominant or recessive.
  3. CRecessive phenotypes always have two recessive alleles.
  4. DThe phenotype of a homozygote is always dominant.

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Correct answer: D. The phenotype of a homozygote is always dominant.

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