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The small peaks formed by repetitive DNA during density gradient centrifugation based DNA fingerprinting are called

Question and options

The small peaks formed by repetitive DNA during density gradient centrifugation based DNA fingerprinting are called
  1. Satellite DNA
  2. Histone DNA
  3. Trough
  4. Non repetitive DNA

Answer and explanation

Correct answer: A - Satellite DNA
Repetitive DNA with a different base composition separates as small minor peaks/bands beside the main DNA band in density gradient centrifugation; these are called satellite DNA.

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