Question

Which organisms are prokaryotes?

Answer 1

Domains Bacteria and Archaea 

Answer 2

Answer:

All organism that have unicellular structure, lack nucleus & membrane bound organelle and have circular DNA are called as prokaryotic organism

Explanation:

All organism which possess the following characteristics are considered as prokaryotes –  

a) Unicellular/single celled

b) Lacks nucleus

c) Lacks organelles that have membrane

d) DNA is found in nucleoid

e) Chromosome occurs in a large single loop (also known as circular chromosome)

f) Also the cells of prokaryotic organism is the smallest of all.  

Some common examples of prokaryotes are – bacteria and archae