Given below are two statements.
Statement-I: The carbon skeleton produced during respiration is used as precursor for biosynthesis of other molecules in a cell.
Statement-II: Plants, unlike animals, have no specialized organs for gaseous exchange but they have stomata and lenticels for this purpose.
In light of the above statements, choose the correct answer from the options given below.

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Both statements A and B are true

Statement A is true but statement B is false

Statement A is false but statement B is true

Both statements A and B are false

answer is A.

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Detailed Solution

Statement-I is correct. The carbon skeleton produced during respiration serves as a precursor for the biosynthesis of various molecules in a cell, including sugars, amino acids, and fatty acids, which are essential for cellular functions.

Statement-II is also correct. Plants lack specialized organs for gaseous exchange but utilize structures like stomata and lenticels on leaves and stems for the exchange of gases such as oxygen and carbon dioxide with the environment, facilitating photosynthesis and respiration.

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