Describe the structure of mitochondria with special reference to its membrane covering.

Why is endocytosis found in animals only?

$A$ cell will swell up if

The cell organelle in which materials such as starch, oils, and protein granules are stored is

Find out the false sentences from the following:
$I$. Golgi apparatus is involved with the formation of lysosomes.
$II$. Nucleus,mitochondria and plastid have $DNA$; hence they are able to make their own structural proteins.
$III$. Mitochondria is said to be the power house of the cell as $ATP$ is generated in them.
$IV$. Cytoplasm is called as protoplasm.

Name the single membrane-bound cell organelle which is found in an animal cell.