Question

Differentiate between the following pairs of terms:
(f) Prokaryotes and eukaryotes.

Answer 1

	Prokaryotes	Eukaryotes
1	Lack a well-defined nucleus and its DNA is in direct contact with cytoplasm and is called nucleoid.	Well-defined nucleus with nuclear membrane.
2	Cell organelles are not membrane bound.	Cell organelles are mostly membrane bound.
3	Possess a single length of only DNA.	Several lengths of chromosomes containing DNA wound over proteins.
4	Have only small ribosomes and no other cell organelles.	Contain several cell organelles like mitochondria, endoplasmic reticulum, chloroplasts, etc.
5	E..g.: Bacteria, cyanobacteria	E.g.: Animal cell, Amoeba, plant cell, etc.