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What Are Phenotype and Genotype?

Pair of gene ...

Question

Pair of gene is allele or pair of alleles is gene.Which is correct?

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Solution

Alleles are the alternating forms of a gene. So alleles themselves are the genes, but contrasting forms of a gene, which code for contrasting characters such as tall and dwarf height trait.

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What is the difference between gene and allele. Is allele a part of the gene? Or is gene a part of allele?

Q. Regarding the assertion and reason, select the correct option.

Assertion [A]: A pair of different and contrasting form of genes are known as alleles.
Reason [R]: Generally, a gene has two alleles.

Q. "Paternal chromosome contain one allele and maternal chromosome contain other allele both these alleles constitute one gene, one gene controls one character" Is this statement true.

Q. A population containing a gene 'X' with two alleles 'Aa' is in Hardy - Weinberg equilibrium for gene 'X'. If the gene frequency of allele 'A' is 0.2, allele frequency of 'a' is :

Q. The phenomenon in which an allele of one gene suppresses the expression of an allele of another gene is known as

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