question_answer 2)

How is a prokaryotic cell different from a eukaryotic cell?  

Answer:

Table: Differences between prokaryotic cell and eukaryotic cell.  

	Character	Prokaryotic cell	Eukaryotic cell
1.	Occurrence	Found in kingdom Monera: Bacteria, blue-green algae and Mycoplasma.	Found in Protista, Fungi, Plantae and Animalia.
2.	Nucleus	Incipient nucleus called nucleoid present. No nuclear membrane and nucleous.	A true nucleus is present. Nuclear membrane and nucleolus present.
3.	Chromosome	Single chromosome	More than one chromosome
4.	Membrane bound cell-organelles	Absent	Present
5.	Ribosomes	70 S type	80 S type
6.	Centrioles	Absent	Present in animal cells
7.	Size	Small sized (0.1 1-5.0 um)	Large sized (5-100 um)
8.	Cyclosis (Streaming movement of cytoplasm)	Does not occur.	Occurs.