Which of the following is not a characteristic of prokaryotic cells?

Mesosomes are the infoldings of $..............$.

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.

Genes which confer antibiotic resistance on bacteria are located on

Which of the following shows the absence of cytoplasmic streaming?

$A$ hereditary element that may be attached to a chromosome or found free in the cytoplasm is called: