" The smallest known cell is "

The smallest human cell is

The smallest human cell is

The smallest human cell is

The smallest living cell is :

The smallest cell is found in

The smallest cells are

The smallest known plant having the same pigments as grasses and trees, belongs to

Which organism are the smallest living cells known and can survive without oxygen?

Which of the following organisms completely lack cell wall, they are the smallest living cells known and can servive without oxygen ?