pro 1
name 3 types of prokaryotic division
binary fission, snapping division, budding
what do mycoplasma lack and a pathogen
cell walls which makes it hard to treat with antibiotics
mycoplasma pneumoniae - walking pnuemonia
What is the bacteria causing whooping cough?
bodatella pertussis - it is a betaproteobacteria
what are fungi cell walls made of?
chitin
what is a virus consist of in the simplest form?
genetic material, and a capsid
name clostridium pathogens (clostridium is endospore former, obligate anaerobe)
-c. tetani: tetanus
-c. perfringens: gaas gangrene
-c. botulinum: botulism
-c. diff: severe diarrhea
Name a group a, b, and viridan strep and some facts abt them
Group A: s. pyogenes - VERY good pathogen due to protein m
Group B: s. equisimilus and s. angionosis
Viridans: s. mutans which causes cavities
what does the gamma proteobacteria escherichia coli cause?
UTI/ sepsis
what is naegleria?
It is the brain eating amoeba
t or f: a virus can be made up of both dna and rna
FALSE it is one or the other. it could be single or double strand
-b. cereus: food poisoning
Name 2 staph pathogens and some facts
-s. aureus: protein a, enzymes like coagulase, and releases toxins - VERY PATHOGENIC
-s. epi: lives on the skin, not really pathogenic
What is a chemoheterotroph mean?
energy through inorganic material
it is amoebic dysentery
enveloped is easier to deactivate with things like hand sanitizer, and it has an envelope which is taken when it left the cell
name 2 enteroccocus (survives in bile, was once was classified as strep)
-e. faecalis and e. facium which both casue UTI and they are VRE
What are mycobacterium cell walls made of? And name 2 pathogens?
Myolic acid
m. tuberculosis and m. leprae
what are the 2 phases of protozoa?
-trophozite: eating, growing, active phase
-cyst: dormant, resistant to environment
what does dimorphic mean for fungi?
They can be a mold or yeast
what is a virus that has a lot of human pathogens
herpresviridae (simplexins like herpes type 1 which is cold sores, herpes type 2, sti) and stuff like chicken pox, epstein-barr virus
true or false - listeria dies when refridgerated
FALSE - listeria grows when cold and can infect meats and milk
it also has listeriolysin o which makes immune cells not eat it !
what 2 alphaproteobacteria (rickettsia and brucella) have in common?
They are both obligate intracellular parasites - they require a host
What does the alveolate bacteria plasmodium cause? And what is unique about this disease? hint: needs a vector
malaria and it needs to be transmitted from a mosquito
most common fungi Ascomycota (75%) are they always beneficial?
NO some are harmful like candida causing oral thrush, vaginal yeast infection
difference between the lytic cycle and the lysogenic cycle?
the lytic cycle is FAST and the lysogenic cycle is slow becasue it has a prophage phase where it is attached to the host dna