What is a recessive gene?

  • A
    Its effect remains unexpressed in the heterozygous condition.
  • B
    It expresses its effect only in the absence of a dominant gene.
  • C
    It can only be expressed in the homozygous condition.
  • D
    All of the above.

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Similar Questions

Test cross involves

Gregor Mendel conducted his hybridization experiments on garden peas for ......... years.

Which of the following traits selected by Mendel shows a recessive expression in pea plants?

An organism with two identical alleles for a given trait is:

Read the following statements.
Statement $I$: In a typical test cross, an organism showing a dominant phenotype is crossed with the recessive parent.
Statement $II$: The ratio of organisms showing dominant and recessive traits in $F_1$ generation of a test cross indicates that the organism with unknown genotype is homozygous dominant.
Choose the correct option.

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