Define prokaryotic organisms

Prokaryotes are the most primitive organism.

'Pro' means before and 'karyon' means 'nucleus'. This means prokaryotes lack nucleus.

Prokaryotes are unicellular organisms. Their genetic material is present in the cytoplasm in a dense region called nucleoid.

They lack any membrane bound organelles like mitochondria, chloroplast, golgi body, smooth endoplasmic reticulum, rough endoplasmic reticulum etc. For example,. Bacteria