Chromatophores take part in?

1. Photosynthesis

2. Growth

3. Movement

4. Respiration

Which of the following structure is not found in a prokaryotic cell?

1. Nuclear envelope

2. Ribosome

3. Mesosome

4. Plasma membrane

The true nucleus is absent in:

Membrane-bound organelles are absent in:

1. Saccharomyces

2. Streptococcus

3. Chlamydomonas

4. Plasmodium

Which one of the following statements about mycoplasma is wrong?

1. They are also called PPLO

2. They are pleomorphic

3. They are sensitive to penicillin

4. They cause disease in plants