In which one of the following pair, the words are synonymous?

Biology · NEET · NTA ExamsBody Fluids and Circulation

In which one of the following pair, the words are synonymous?
  1. Malleus- anvil
  2. SA node- pacemaker
  3. Leukocytes- lymphocytes
  4. Haemophilia- blood cancer

Answer

(B) SA node- pacemaker

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