Directions for: The questions consist of two statements each, printed as assertion and reason. While answering these questions you are required to choose any one of the following five responses A. If both the Assertion and the Reason are true and the Reason is a correct explanation of the Assertion. B. If both the Assertion and the Reason are true but the Reason is not a correct explanation of Assertion. C. If the Assertion is true but the Reason is false. D. If both the Assertion and the Reason are false. E. If Assertion is false but Reason is true.
Assertion: Power house of cell is mitochondria. Reason: ATP is produced in mitochondria,A) A
B) B
C) C
D) D
E) E
Correct Answer: A
Solution :
Mitochondria are thread or rod shaped bodies of 3-5u diameter and 40 u length and are absent in prokaryotic cells. Mitochondria are the sites of cellular respiration and oxidative phosphorylation, here synthesis of ATP take place. ATPs (adenosine triphosphate) are known as immediate source of energy. They are also known as energy coins of the cells. In this way mitochondria are popularly known as "Power house" of the cell.
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