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The Fundamental Unit of Life — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceThe Fundamental Unit of Life1 Mark
Question
Inner membrane of mitochondria is deeply folded. Why?
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Answer

The inner membrane of the mitochondria is folded to make more surface area where chemical reactions can take place. The more the folds, the bigger the surface. These folds are called cristae. The molecules and some of the enzymes that are responsible for making ATP are situated in and on the folds of these inner membranes.

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