Question

what is mitochondria ? class 8​

Answer 1

Answer:

Mitochondria are the cell's power producers. They provide the cell the energy it needs to move. The mitochondria helps process cell division, cell growth, and cell death. The mitochondria is located in the cytoplasm.

Explanation:

Answer 2

Answer:

=>Mitochondria are membrane-bound organelles present in the cytoplasm of all eukaryotic cells, that produces adinosine triphosphate (ATP),

the main energy molecule used by the cell.”

Structure of Mitochondria

1. The mitochondrion is a double-membraned, rod-shaped structure found in both plant and animal cell.
2. Its size ranges from 0.5 to 1.0 micrometre in diameter.
3. The structure comprises an outer membrane, an inner membrane, and a gel-like material called the matrix.
4. The outer membrane and the inner membrane are made of proteins and phospholipid layers separated by the intermembrane space.
5. The outer membrane covers the surface of the mitochondrion and has a large number of special proteins known as porins.
6. It is freely permeable to ions, nutrient molecules, energy molecules like the ADP and ATP molecules.