gs1medium

Consider the following statements: DNA Barcoding can be a tool to :

  1. 1.assess the age of a plant or animal.
  2. 2.distinguish among species that look alike.
  3. 3.identify undesirable animal or plant materials in processed foods.

Which of the statements given above is/are correct ?

  1. A.1 only
  2. B.3 only
  3. C.1 and 2
  4. D.2 and 3
▶ Answer & Explanation

Correct answer: D. 2 and 3

DNA barcoding uses short genetic markers to identify species. It is highly effective in distinguishing between closely related species that may appear morphologically similar. Furthermore, it can be employed to detect and identify the presence of specific animal or plant components, even in processed food products, ensuring authenticity and quality control.

Source: UPSC gs1 2022

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