How many membranes and chambers does mitochondria has ?

Explanation

### Step-by-Step Solution:

1. **Understanding Mitochondria**: Mitochondria are known as the powerhouse of the cell because they are responsible for producing energy in the form of ATP (adenosine triphosphate).

2. **Membrane Structure**: Mitochondria have two distinct membranes:
- **Outer Membrane**: This membrane is smooth and is connected to the endoplasmic reticulum.
- **Inner Membrane**: This membrane is highly folded into structures known as cristae, which increase the surface area for energy production.

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