CBSENEETClass 9
Which organelle is known as the powerhouse of the cell and why?
Answer
The mitochondrion is called the powerhouse of the cell because it releases energy in the form of ATP during cellular respiration.
The working
Answer
Mitochondria are known as the powerhouse of the cell as they produce most of the cell's energy.
Reason
They release energy through respiration and store it in molecules of ATP, the energy currency of the cell.
Structure
Mitochondria have a double membrane, and the inner membrane is folded into cristae to increase surface area.
Exam point
Mitochondria have their own DNA and ribosomes, allowing them to make some of their own proteins.
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