The four elements called “big-four” which make up 95% of all elements found in a living…

Biology · Class 11 · CBSEBiomolecules

The four elements called “big-four” which make up 95% of all elements found in a living system are
  1. C, H, O, N
  2. C, H, O, P
  3. C, H, O, S
  4. C, N, O, P

Answer

(A) C, H, O, N

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