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NEETZoologyPrinciples of Inheritance and Variation

In a diploid organism, how many copies of each gene are there?

Options

  1. AOne copy
  2. BTwo copies
  3. CThree copies
  4. DFour copies

Correct answer

B. Two copies

Step-by-step solution

Let’s take an example of a gene that contains the information for producing an enzyme. Now there are two copies of this gene, the two allelic forms . Let us assume (as is more common) that the normal allele produces the normal enzyme that is needed for the transformation of a substrate S.

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