Portage Microbiology Module 2 Exam Questions and Correct Answers Latest Update Already Passed
cellular metabolism - Answers a controlled set of biochemical reactions that occur in living organisms in order to maintain life
enzyme - Answers a protein, or group of proteins, that catalyze (speed u...
cellular metabolism - Answers a controlled set of biochemical reactions that occur in living organisms in
order to maintain life
enzyme - Answers a protein, or group of proteins, that catalyze (speed up) chemical reactions/is not
consumed during the reaction and can be used repeatedly by the cell
cofactor - Answers a small chemical component, usually metal ions, that assist enzymes during the
catalysis reactions/serve as regulators of chemical reactions: in their absence, enzymes are inactive
while in its presence enzymes are active
catabolism - Answers the process of breaking down larger molecules into useful energy sources
anabolism - Answers the building up or biosynthesis of macromolecules from smaller molecular units
into larger complexes
anabolism - Answers used during growth and repair phases of the cell
ATP - Answers most widely used form of energy in the cells
donate/accept - Answers ATP has energy to _________ while ADP can ___________ energy (phosphate
group) to become ATP
phototrophs - Answers acquire energy from photons of light to generate ATP from ADP
chemotrophs - Answers acquire energy from preformed (already existing) chemicals found in the
environment
organotrophs - Answers removing electrons from organic molecules such as glucose
lithotrophs - Answers remove electrons from inorganic molecules such as elemental sulfur
carbon - Answers in order to carry out metabolic processes, microbes must also have a source of...
heterotroph - Answers a microorganism that derives its carbon from organic molecules such as sugars
autotroph - Answers organisms that derive their carbon from inorganic molecules, most often from
carbon dioxide (CO2)
phosphorylation - Answers the addition of a phosphate group
photophosphorylation - Answers light energy is used to power the formation of ATP from ADP
substrate-level phosphorylation - Answers the phosphoryl (PO3) group of a chemical compound is
transferred and donated (added) directly to ADP
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