Science and Technology · Genetics & Biotechnology
With reference to DNA technologies, consider the following statements: I. DNA replication involves formation of two identical DNA molecules, each containing one parental strand and one newly synthesized strand. II. Recombinant DNA technology necessarily requires insertion of foreign DNA only into bacterial cells and cannot use yeast cells as hosts. III. DNA fingerprinting is based on highly variable regions in DNA that differ among individuals except identical twins. IV. DNA barcoding generally relies on analysing a short standardized genetic sequence for species identification. Which of the statements given above are correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1I, III and IV only✓
- 2I and II only
- 3II, III and IV only
- 4I, II, III and IV
Correct answer
I, III and IV only
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