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WAEC Biology 2010 Question 46

Question 46

Variation

Fingerprints are useful in crime detection because

  1. A.the police have sophisticated fingerprint machines.
  2. B.thieves may leave their prints at the scene of a crime.
  3. C.no two people have the same fingerprint.
  4. D.fingerprints are easy to make.
Show the answer and explanation

Answer: C (no two people have the same fingerprint.)

Explanation

Every person's fingerprint pattern is unique, so a print can identify one individual.