comparing prokaryotic and eukaryotic cells.

Question 1

what is a prokaryotic cell.

Answer 1

prokaryotic cells have no nucleus and are a lot smaller that eukaryotic.
they also are generally unicellular such as bacteria.

Question 2

how are prokaryotic cells different to eukaryotic cells.

Answer 2

• they do not have membrane bound organelles.
• their ribosomes are smaller (70s)
• they have no nucleus
• they have a cell wall made of peptidoglycan
  -contain plasmids, capsules and flagellum

Question 3

what is a plasmid?

Answer 3

small circular loops of DNA separate from the main DNA.
- they contain genes that are able to be passed between prokaryotes

Question 4

what is a capsule?

Answer 4

a final outer layer that protects bacteria from drying out and from attack by immune system cells.

Question 5

COMPARISON POINTS for a 6 marker.