In respiration, respiratory substances can be used |
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a) |
Carbohydrate |
b) |
Protein |
c) |
Organic acid |
d) |
All of these |
In respiration, respiratory substances can be used |
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a) |
Carbohydrate |
b) |
Protein |
c) |
Organic acid |
d) |
All of these |
(d) Usually carbohydrate are oxidised to release energy, but proteins, fats and even organic acids can be used as respiratory substances in some plants, under certain condition |