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Micro Final


Which of the following microorganisms are not eukaryotic? bacteria
In which habitat would you most likely find archae? all of these
The microbial formation of alcohol from sugar is known as: fermentation
Which of the following individuals pioneered the use of chemicals to reduce the incidence of infections during surgery? Lister
The study of the body's defenses against pathogens is called immunology
Semmelweis advocated hand washing as a method of preventing which of the following diseases? puerperal fever
All of the following are aspects of Pasteur's experiments to disprove spontaneous generation except: the flasks he used were sealed with corks
Which of the following scientists was the first to develop a taxonomic system for classifying organisms? Linnaeus
Who discovered penicillin? Fleming
The laboratory of Robert Koch contributed which of the following to the field of microbiology? all of them
Which type of molecule contains the alcohol glycerol? Lipids
Which type of molecule is composed of (CH2O) in units? carbohydrates
This protein building block contains NH2 groups and a carboxyl group attached to the alpha carbon? Amino Acid
Which level of protein structure is composed of amino acids linked to form a polypeptide chain that is genetically determined? primary
These are the primary molecules making up plasma membranes in cells phospholipids
An atom of carbon that has six protons and seven neutrons is an example of isotope
The valence of an atom represents its ability to interact with other atoms
All of the following are associated with ionic bonds except: radioactivity
The most common long-term energy storage molecule is fat
Which of the following terms is not a component of bacterial flagella? tubulin
Proteins are polymers of amino acids
Which of the following bacterial cell structures plays an important role in the creation of bio films? both A and C
A bacterial cell moving toward light would be an example of positive phototaxis
Lipid A, associated with gram negative bacteria, is also known as lipopolysaccharide
All of the following statements concerning osmosis are true except: during osmosis, water crosses to the side of the membrane with a lower concentration of solute
Which of the following is NOT true of endospores? endospores are reproductive structure
The glycocalyx of a eukaryotic cell performs all of the following foundations except: transfer of genetic material between cells
Which of the following chemical substances contributes to the unique characteristics of acid-fast bacteria? mycolic acid
Which diagram of a cell wall is a gram negative cell wall? B
Which diagram of a cell wall contains teichoic acids? A
Which diagram is a cell wall is susceptible to penicillin? A
Which diagram of a cell wall contains porins? B
Which of the following organelles is responsible for producing most of the ATP in eukaryotic cell? mitochondrion
The chemical reactions that sustain life depend on which of the following to keep them going? organic catalysts called enzymes
Which of the following is common to both respiration and fermentation? glycolosis
The end product of glycolosis is: 2 pyruvic acids
Which system is responsible for producing the most ATP? ETC
The majority of metabolic pathways are: amphibolic
Reactions involved in the light-independent reactions of photosynthesis constitute the calvin-benson cycle
An anabolic process that synthesizes sugars from non-b=carbohydrate precursors such as amino acids, glycerol and fatty acids is: gluconeogensis
Redox reactions: involve oxidation and reduction
Energy yielding series of reactions catobolism
means whole enzyme haloenzyme
a non protein component of an active enzyme coenzyme
a measure of the rate of activity of an enzyme turnover number
a protein portion of an enzyme, inactive without a cofactor apoenzyme
changes the shape of the active site of an enzyme noncompetitive inhibotor
a mechanism by which fatty acids are degraded beta oxidation
very similar in shape or chemistry to the normal enzyme substrate competitive inhibotor
during glycolosis, glucose is oxidized and converted to two molecules of pyrivate
the steps of aerobic respiration in order are glycolosis, krebs cycle, etc
the end product of glycolosis is decarboxyled and converted to acetyl coA
chloroplast light harvesting organelle
its internal membranes are sites for ATP production mitochondria
a reaction is one in which a molecule accepts an electron reduction
a site of protein synthesis ribosomes
packages large molecules for export from the cell golgi body
in redox reactions, electron ______ give electrons to another molecule and are said to be _____ donors/oxidized
the molecule that accepts the electron is an electron _____ and is said to be acceptor/reduced
catabolic pathways are generally ____which means they ____ energy exergonic/release
anabolic pathways are generally ____ which means they ____ energy enderogonic/require
photosynthetic eukaryote that can convert CO2 in the atmosphere to carbohydrates algae
prokaryotes whose cell lack peptidoglycan and are often found in extreme environments archea
prokaryotes whose cell wall contains peptidoglycan, unicellular, and reproduce asexually bacteria
single cell eukaryotes that are typically characterized by their type of locomotion protozoa
eukaryotic organisms that possess cell walls and obtain their food from other organism fungi