In prokaryotes,the mesosome performs a function similar to that of a:

The nucleic acid polymer in the chromosome of bacteria is $..........$.

Which of the following is $NOT$ correct for prokaryotic organisms?

Select the correct option for the following statements:
$(i)$ The essential infoldings of the plasma membrane in bacteria are called $Mesosomes$ / $Polysomes$.
$(ii)$ The structures found in long $Gram-negative$ bacteria that help in conjugation are called $Pili$ / $Fimbriae$.

In which of the following are Golgi bodies absent?

Which one of the following organisms is not an example of a eukaryotic cell?