Regarding the assertion and reason; choose the correct option.
Assertion [A]: Mitochondria are also called "the powerhouses of the cell”.
Reason [R]: Significant role of Mitochondria is to produce ATP.
Assertion [A] is True and Reason [R] is True and is a correct explanation of [A].
The mitochondrion is a membrane-bound organelle found in the cytoplasm of almost all eukaryotic cells (cells with clearly defined nuclei), the primary function of which is to generate large quantities of energy in the form of adenosine triphosphate (ATP). Therefore, mitochondria are also called "the powerhouses of the cell”.