Recessive gene can express itself only in________.

homozygous condition

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heterozygous condition

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both above conditions

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none of these conditions

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Solution

The correct option is A
homozygous condition

Recessive genes are expressed only in homozygous (aa) individuals. In hetrozygous condition, the recessive allele is not expressed due to the presence of dominant allele.

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Dominant character appears both in homozygous and heterozygous condition, whereas recessive character appears only in homozygous condition.

Which is the type of Gene that can express in both Homozygous and Heterozygous Conditions?

\begin{matrix} Column I & Column II A & Dominant allele & 1 & It gets expressed only in homozygous condition B & Recessive allele & 2 & Both the alleles of the gene are different C & Homozygous & 3 & Both the alleles of the gene are same D & Heterozygous & 4 & It gets expressed in both homozygous and heterozygous conditions \end{matrix}

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