Which of the following is a characteristic of a prokaryotic cell?

$70S$ ribosomes,chromatophores,and circular $DNA$ are found in:

It is an important structure of a bacterial cell that helps bacteria attach to rocks in streams; it is known as:

Choose the wrong statements regarding bacterial cell.
$(i)$ Glycocalyx is the outermost envelope in bacteria.
$(ii)$ The glycocalyx could be a loose sheath called capsule.
$(iii)$ The glycocalyx may be thick and tough called slime layer.
$(iv)$ $A$ special structure formed by the plasma membrane is called mesosome.
$(v)$ Small bristle like fibres sprouting out of the cell are called fimbriae.

Assertion $A$: Prokaryotic organisms do not undergo development and differentiation into multicellular forms.
Reason $R$: Prokaryotic organisms are unicellular.
Which option is correct for Assertion $A$ and Reason $R$?

Which of the following statements is incorrect regarding inclusion bodies?