Human Pathogens - Taxonomy Flashcards
Viruses are considered…
A. Prokaryotic organism
B. Eukaryotic organism
C. Obligate intracellular organism
C. Obligate intracellular organism
Viruses can have (DNA/RNA) genome
Either one, but not both
Do viruses have an envelope?
They can, but some don’t have any
What are on the cell walls of fungi?
- Chitin
- Glucans
- Mannans
What is the major sterol found in fungi?
Ergosterol
Fungi are considered…
A. Prokaryotic organism
B. Eukaryotic organism
C. Obligate intracellular organism
B. Eukaryotic organism
Bacteria are considered…
A. Prokaryotic organism
B. Eukaryotic organism
C. Obligate intracellular organism
A. Prokaryotic organism
Do mycoplasma have a cell wall?
Nope
1 chromosome, circular
Prokaryote or eukaryote
Prokaryote
> 1 chromosome, linear
Prokaryote or eukaryote
Eukaryote
DNA without histones
Prokaryote or eukaryote
Prokaryote
DNA with histones
Prokaryote or eukaryote
Eukaryote
Contains Mono- and polycistronic mRNA
Prokaryote or eukaryote
Prokaryote
Contains just monocistronic mRNA
Prokaryote or eukaryote
Eukaryote
Contains just exons, no introns
Prokaryote or eukaryote
Prokaryote
Contains both exons and introns
Prokaryote or eukaryote
Eukaryote
Has no nucleus
Prokaryote or eukaryote
Prokaryote
Has a nucleus
Prokaryote or eukaryote
Eukaryote
Contains no membrane organelles
Prokaryote or eukaryote
Prokaryote
Contains membrane organelles
Prokaryote or eukaryote
Eukaryote
Contains 70S (30+50) ribosomes
Prokaryote or eukaryote
Prokaryote
Contains 80S (40+60) ribosomes
Prokaryote or eukaryote
Eukaryote
Multiplies via binary fission
Prokaryote or eukaryote
Prokaryote
Multiplies via mitosis with cytokinesis
Prokaryote or eukaryote
Eukaryote
Has two layers: cytoplasma and outer thick peptidoglycan layer
G+ or G-
G+
Has three layers: cytoplasmic layer, thin peptiodglycan layer, and outer LPS
G+ or G-
G-
Has low lipid content
G+ or G-
G+
Has high lipid content
G+ or G-
G-
Has no endotoxin
G+ or G-
G+
Has an endotoxin
G+ or G-
G-
Has no periplasmic space
G+ or G-
G+
Has periplasmic space
G+ or G-
G-
Has no porin channel
G+ or G-
G+
Has a porin channel
G+ or G-
G-
Is vulnerable to lysozyme + penicillin attack
G+ or G-
G+
Resistant to lysozyme + penicillin attack
G+ or G-
G-
G- has a (thin/thick) peptidoglycan layer
thin
G+ has a (thin/thick) peptidoglycan layer
thick
What makes up the peptidoglycan layer?
Repeating disaccharides w/ 4 AA linked together via transpeptidase
G+ or G- contains teichoic acid
G+