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Question

Respiratory substrates are the organic substances which are ________ during respiration to liberate energy.

  1. Both (a) and (b)
  2. Synthesised
  3. Oxidised
  4. Reduced

A
Oxidised
B
Reduced
C
Synthesised
D
Both (a) and (b)
Solution
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Respiration is an oxidative process in which respiratory substrates are oxidised to liberate energy inside the living cells. The common respiratory substrates are carbohydrates, proteins, fats and organic acids. The most common respiratory substrate is glucose.

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