Biology 2400 exam 1 Questions All
Answered Correct 2026.
microbiology - Answer the study of living things too small to be seen with the naked eye
microorganism - Answer Any organism of microscopic or submicroscopic size.
cell - Answer Basic unit of life
cytoplasm - Answer A jellylike fluid inside the cell in which the organelles are suspended
enzyme - Answer A type of protein that speeds up a chemical reaction in a living thing
metabolism - Answer All of the chemical reactions that occur within an organism
micrometer - Answer
prokaryote - Answer A unicellular organism that lacks a nucleus and membrane bound
organelles
nucleoid - Answer has no barrier around genetic material
eukaryote - Answer A cell that contains a nucleus and membrane bound organelles
pathogen - Answer capable of causing disease
anaerobe - Answer grows in the absence of O2
yeast - Answer unicellular fungi
mold - Answer multicellular fungi
motile - Answer Capable of movement
, virus - Answer obligate intracellular parasite; consist of either DNA or RNA surrounded by a
protein coat
chemotaxis - Answer movement by a cell or organism in reaction to a chemical stimulus
phototaxis - Answer movement in response to light
endotoxin - Answer A toxic component of the outer membrane of certain gram-negative
bacteria that is released only when the bacteria die.
anabolism - Answer building up
catabolism - Answer breaking down
autotroph - Answer An organism that makes its own food
heterotroph - Answer An organism that cannot make its own food.
phototroph - Answer an organism capable of using light as its energy source
chemotroph - Answer an organism that uses chemicals as energy sources
Chemoorganotrophs - Answer chemotrophs that use organic compounds as energy
chemolithotroph - Answer an organism that can use inorganic chemicals as energy sources
energy - Answer the ability to do work measured in kilocalories
exergonic reaction - Answer free energy is released, reaction occurs spontaneously, delta G
negative
endergonic reaction - Answer requires energy, delta G is positive
activation energy - Answer Energy needed to get a reaction started
substrate - Answer reactant of an enzyme-catalyzed reaction
Answered Correct 2026.
microbiology - Answer the study of living things too small to be seen with the naked eye
microorganism - Answer Any organism of microscopic or submicroscopic size.
cell - Answer Basic unit of life
cytoplasm - Answer A jellylike fluid inside the cell in which the organelles are suspended
enzyme - Answer A type of protein that speeds up a chemical reaction in a living thing
metabolism - Answer All of the chemical reactions that occur within an organism
micrometer - Answer
prokaryote - Answer A unicellular organism that lacks a nucleus and membrane bound
organelles
nucleoid - Answer has no barrier around genetic material
eukaryote - Answer A cell that contains a nucleus and membrane bound organelles
pathogen - Answer capable of causing disease
anaerobe - Answer grows in the absence of O2
yeast - Answer unicellular fungi
mold - Answer multicellular fungi
motile - Answer Capable of movement
, virus - Answer obligate intracellular parasite; consist of either DNA or RNA surrounded by a
protein coat
chemotaxis - Answer movement by a cell or organism in reaction to a chemical stimulus
phototaxis - Answer movement in response to light
endotoxin - Answer A toxic component of the outer membrane of certain gram-negative
bacteria that is released only when the bacteria die.
anabolism - Answer building up
catabolism - Answer breaking down
autotroph - Answer An organism that makes its own food
heterotroph - Answer An organism that cannot make its own food.
phototroph - Answer an organism capable of using light as its energy source
chemotroph - Answer an organism that uses chemicals as energy sources
Chemoorganotrophs - Answer chemotrophs that use organic compounds as energy
chemolithotroph - Answer an organism that can use inorganic chemicals as energy sources
energy - Answer the ability to do work measured in kilocalories
exergonic reaction - Answer free energy is released, reaction occurs spontaneously, delta G
negative
endergonic reaction - Answer requires energy, delta G is positive
activation energy - Answer Energy needed to get a reaction started
substrate - Answer reactant of an enzyme-catalyzed reaction
