Lec 1 Flashcards
80% of antibiotics are produced via which genus?
Streptomyces
What’s the most common physical sterilization method?
Filtration: removing bacteria from liquid
What’s the most common chemical sterilization method?
Liquid via alcohol
T/F viruses, viroids, and prions are acellular
True
T/F viruses, viroids and prions are highly complex agents of disease
False, not complex
What types of hosts can viruses inhabit?
Bacteria, animals,and plants
What types of hosts can viroids inhabit?
Plants
What types of hosts can prions inhabit?
Mammals
Define what the capsid is of a virus
A protein coat that encloses nucleic acid
Define what the capsomer of a virus is
Subunit of capsid
T/F bacteria are unicellular
True
Gram-pos bacteria has a larger layer of?
Peptidoglycan
Drugs targeting peptidoglycan are more effective against gram + or -?
Negative
Obligate aerobe means?
Requires oxygen
Microaerophile means?
Requires reduced oxygen
Obligate anaerobe means?
Requires no oxygen
Facultative anaerobe means?
Anaerobic or aerobic
Capnophile means?
Requires increased oxygen
T/F fungi are typically non pathogenic
True
Minimal bactericidal concentration is?
Lowest concentration of anti microbial to prevent growth of a microorganism
Define minimal inhibitory concentration
Lowest concentration of a compound which will inhibit visible growth of microorganisms
