Details Of Prokaryotic Cell Structure

Pigment-containing membranous extensions in some cyanobacteria are:

1.	Basal bodies	2.	Pneumatophores
3.	Chromatophores	4.	Heterocysts

The structures that help some bacteria to attach to rocks and/or host tissues are?

1.	Rhizoids	2.	Fimbriae
3.	Mesosomes	4.	Holdfast

Select the wrong statement:

1.	Bacterial cell wall is made up of peptidoglycan
2.	Pili and fimbriae are mainly involved in the motility of bacterial cells
3.	Cyanobacteria lack flagellated cells
4.	Mycoplasma is a wall-less microorganism