Download Prokaryotes

Prokaryotes
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‘Pro’ means ‘before’
‘Kary’ means kernal
Prokaryotes are cells without a nucleus!
They are SMALL
Example: Bacteria
Some prokaryotes that cause disease
Neisseria gonorrhoeae - coccoid
prokaryote; causes gonorrhea
Staphylococcus aureus,
a Staphylococcus
prokaryote
You can fit 100 prokaryotes into one eukaryote!
Prokaryotes have a cell wall, DNA, membrane, and ribosomes…
and some have a capsule
Monkey cell infected containing roughly twenty Coxiella burnetii
Why is Coxiella
burnetii NOT a
prokaryote?
Each cell that is infecting
has a nucleus!
Where is the nucleoid region?
•25% of feces is this!
Anthrax! Bacterial disease.
Impetigo, common
bacterial disease
Leprosy, bacterial
disease
Tetanus, bacterial disease
Necrotizing fasciitis also
known as ‘flesh eating
bacteria’
…Maggot Debridement Continued…
The Story of Vitus Smieja
Other famous prokaryotic diseases:
•Gonorrhea
•Acne
•Syphilis
•Typhoid fever
•Staph infection
•Gangrene
Viruses are not cells! But they invade cells!
•This is a virus. It injects
its DNA or RNA into a
healthy cell.
•The virus’ DNA then takes
over the cell, and makes
many more Virus.
•The cell eventually dies.
AIDS virus on a cell
Herpes simplex 1 (viral disease)
Bird Flu