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The Rhesus factor of blood was first identified in a category of

Biology
JAMB 2008

The Rhesus factor of blood was first identified in a category of

  • A. monkeys
  • B. human females
  • C. human males
  • D. chimpanzees
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Correct Answer: Option A
Explanation

The Rh, or rhesus, factor was discovered in 1940 by K. Landsteiner and A. S. Wiener when they observed that an injection of blood from a rhesus monkey into rabbits caused an antigenic reaction in the serum component of rabbit blood

There is an explanation video available below.

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Explanation Video

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts