Title: Free Flashcards about mboi ch4 quiz
Headings: mboi ch4 quiz
Question
Question
mboi ch4 quiz

Content: false
The 2 functions of bacterial appendages are
attachment and motility
T/F… both gram positive and gram neg. cells have outer membranes
false
T/F… Boiling water (100 degrees C) can normally destroy endospores
false
Bacterial cells could have any of the following appendages except: flagella, cilia, finbriae, periplasmic flagella (axial filiments), sex pili
cilia
Serological analysis for bacterial identification typically involves using: analysis of the appearance of colonies, a microscope to det cell morphology or specific antibodies to the bacterial cell antigens
specific antibodies to the bacterial cell antigens
T/F… bacteria in the genus mycoplasma and bacteria called L-forms lack cell walls
true
Plasmids: are found in all bacteria, are essential for survival, cant be passed bet organisms,cant be passed onto progeny, are often the site of pathogenic genes
are often the site of pathogenic genes
A prokaryotic cell wall that has primarily peptidoglycan w/small amts of teichoic and lipoteichoic acid: gram+, gram -, archaea, spheroplast, acid fast
gram positive
T/F…The first cells on earth were probably archaea
true
T/F…Endospores of certain bacterial species can enter tissues in the human body, geminate and cause an infectious disease
true
T/F…the slime layer gives bacteria a greater pathogenicity as compared to the capsule
false
Chemo taxis refers to the ability to: move in response to light, move in response to a chemical, not move in response to chem., transport desired mol’s into cell, none of above
move in response to a chemical
The basal body of a flagellum is anchored into the : hook, outer membrane, cell wall, peptidoglycan layer, cell membrane
cell membrane
T/F…the prokaryotic cell membrane is a site for many enzymes and metabolic reactions
true
T/F…alcohol-based compounds can weaken the outer membrane
true
Which is not a bacterial class involved in causing human & animal disease: scotobacteria, firmibacteria, archaebacteria, thallobacteria, mollicutes
archaebacteria
Peptidoglycan is a unique macromolecule found in bacterial: