Multiple choice

The pathway(s) for NAD+ biosynthesis is/are

P. de novo pathway Q. salvage pathway R. pentose phosphate pathway

  1. Only P

  2. Only Q

  3. Only R

  4. Both P and Q

  5. Both Q and R
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Correct answer. NAD+ is synthesised through two metabolic pathways. It is produced either in a de novo pathway from amino acids or in salvage pathway by recycling preformed components.

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