UK A-Level Revision Practice Test

What is the difference between a gene and an allele?

They are the same thing A gene is a section of DNA coding for a polypeptide; an allele is a variant form of that gene at the same locus An allele is a chromosome; a gene is a protein Genes are only found in plants; alleles are in animals

Correct Answer:

A gene is a section of DNA coding for a polypeptide; an allele is a variant form of that gene at the same locus

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