Question

Methanogens and Thermococcus bacteria are similar in the presence of

• A. Red pigment in cell membrane
• B. Cyclosis
• C. Cell wall being cellulosic
• D. Presence of introns

Answer 1

The correct option is B Cyclosis

Cyclosis refers to the cyclic movement of cell protoplasm or cytoplasm. it is found in the majority of cell. It is found in Methanogens and Thermococcus bacteria. These bacteria do not possess a cellulosic cell wall. Also there is no such red pigment found in cell membrane. Presence of introns is a character of eukaryotic cells.

Thus, the correct answeris 'cyclosis'.