EXAM 2- BIOLOGY 172 WITH 100%
CORRECT ANSWERS 2026
Metabolism correct answer The entire set of chemical
reactions that sustain life
Oxidation correct answer The loss of electrons (more positive
charge)
Potential; covalent correct answer Organic molecules store
____________ energy in their ____________ bonds
Cadherin is an example of correct answer a cell adhesion
molecule
second law of thermodynamics correct answer an increase in
disorder in the universe over time
Integrins correct answer proteins that form connections
between the cytoskeleton and the extracellular matrix
The electron transport chain is part of correct answer oxidative
phosphorylation
, Chemoheterotrophs correct answer Organisms that derive
their energy and carbon from organic compounds
Energy production during cellular respiration correct answer A
small amount of energy is produced by substrate level
phosphorylation; most is produced by oxidative phosphorylation
Phototrophs correct answer organisms that derive energy from
sunlight
Autotrophs correct answer Organisms that are able to make
their own food
Heterotrophs correct answer An organism that obtains organic
food molecules by eating other organisms or their by-products.
Chemotrophs correct answer Organisms that get energy from
chemicals taken from the environment
plasmodesmata correct answer cellular junction allows for the
movement of proteins and transfer RNA molecules
catabolism correct answer large molecules are broken down
and ATP is produced
Lithotrophs correct answer Organisms that obtain electrons
from the oxidation of inorganic compounds are called
CORRECT ANSWERS 2026
Metabolism correct answer The entire set of chemical
reactions that sustain life
Oxidation correct answer The loss of electrons (more positive
charge)
Potential; covalent correct answer Organic molecules store
____________ energy in their ____________ bonds
Cadherin is an example of correct answer a cell adhesion
molecule
second law of thermodynamics correct answer an increase in
disorder in the universe over time
Integrins correct answer proteins that form connections
between the cytoskeleton and the extracellular matrix
The electron transport chain is part of correct answer oxidative
phosphorylation
, Chemoheterotrophs correct answer Organisms that derive
their energy and carbon from organic compounds
Energy production during cellular respiration correct answer A
small amount of energy is produced by substrate level
phosphorylation; most is produced by oxidative phosphorylation
Phototrophs correct answer organisms that derive energy from
sunlight
Autotrophs correct answer Organisms that are able to make
their own food
Heterotrophs correct answer An organism that obtains organic
food molecules by eating other organisms or their by-products.
Chemotrophs correct answer Organisms that get energy from
chemicals taken from the environment
plasmodesmata correct answer cellular junction allows for the
movement of proteins and transfer RNA molecules
catabolism correct answer large molecules are broken down
and ATP is produced
Lithotrophs correct answer Organisms that obtain electrons
from the oxidation of inorganic compounds are called
