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40 Cards in this Set

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  • Back
Who Disproved spontaneous generation and developed the rabies vaccine?
Pasteur
Organisms which have no nucleus?
prokaryotes
Gram negative bacteria _________ then Gram postive organisms?
have less peptidoglyan
This investigator argues that cleanliness would prevent "Childbirth Fever"
Semmelweis
The theory of spontaneous generation states that
microorganizms arise from lifeless matter
A sticky outer covering made of polysaccharides that can be a slime layer or capsule?
glycocalyx
Appear as chains of round berries
streptococci
Among the first scientists to see microorganisms
Anton van Leeuwenhoek
The concept that microorganisms are the cause of infectious disease is known as?
Germ theory of disease.
The two components of the binomial name of a microorganism are ?
Genus and species
When substances are modified as they enter the cell, and the modified form can not cross the plasma membrane that process is called?
group translocation
Robert Kock is remembered in mircobiology beacuse he
proved the germ theory of disease (Kock Postulates)
In the name Staphylococcus aureus, the capitalized name is its?
Genus
An antibiotic that specifically prevented synthesis of the peptidoglycan would be most effective on
Gram positive bacteria
The scientist who developed pure culture techniques for bacteria was
Koch
Poly-B-hydroxybutyrate is
A storage compound
A tightly coiled felxible organism with an axial filament might be a
spirochete
A group of bacteria that does not have a cell wall?
mycoplasma
The process that breaks down organiz substrates, releasing energy that can be used to synthesize ATP or other high energy compounts is ?
catabolism
In glycolysis, six carbon glucose molecules are broken down into 2 three-carbon molecules of?
pyruvic acid
for each glucose molecule converted in 2 pyruvatesm the anaerobic reaction sequence in glycolysis provides a net gain of?
2 ATP for the cell
For each glucose molecule processed during aerobic cellular respiration the prokaryotic cell gains?
38 molecules of ATP
Organism synthesize ATP by oxidatiove phosphorylation when they?
pass electrons through an electon transport system
Most fementation reactions yield how many ATP molecules per molecule of glucose oxidized?
2
Which of the following organisms are obligate intracellular parasites?
Rickettsia
The causative agent of gonorrhea and meningitis are?
Neisseria
Bacteria that have flagella over their entire surface are
peritrichous
Self-replication circular DNA molecules in bacteria that fequently carry drug resistance genes are called ?
plasmids
Which of the following is mismatched ?
corynebacterium-gram positive plemmorphic rod

mycobacterium -acid fast rod
mycoplasma - gram positive rod
mycoplasma - gram positive rod
Carl Woese divided prokaryotes into three groups based on
ribosomal RNA
Which of the following statements about the three domain systems is incorrect?
before it was introduced, the most widely accepted system was the four kingdom system.
Which of the following sets is mis-matched?
Serratia marcescens-yellow colonies (suppose to be red colonies)
Which of the following is a primary bacterial cell wall function?
support
Bacterial endospores funcion in
Survival
A bacterial arrangement in packets of eight cells is described as a
sarcina
The science of classification is
taxonomy
THe moderny system of biological names was developed by
Carolus Lonnaeus
Bacterial pili are involved in ?
adherence to host cells.
Which of the following structures is found in all bacteria?
cytoplasmic membrane
Much evidence suggests that ________ and_________ arose through endosymbiotic associatons between bacteria and primitive eukaryotic cells.
Mitochondria, chloroplasts