Assertion (A): The energy released during the process of respiration in plants is not directly utilized but is used to synthesise ATP.
Reason (R): ATP acts as an energy currency in cells because it can be easily broken down to release energy wherever and whenever it is needed by the cell.

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Both A and R are true, and R is the correct explanation of A

Both A and R are true, but R is not the correct explanation of A

A is true, but R is false.

A is false, but R is true.

answer is A.

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Detailed Solution

During oxidation within a cell, all the energy contained in respiratory substrates is not released freely into the cell, or in a single step. It is released in a series of slow step-wise reactions controlled by enzymes, and it is trapped as chemical energy in the form of ATP.

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