CHAMBERLAINBIOS251EXAM2QUESTIONS f f f f
WITHCORRECTANSWERS2025 f f f
Metabolism - CORRECT ANSWER -Sum of all chemical reactions in the body
f f f f f f f f f f f
Anabolism(synthesis reaction) -CORRECT ANSWER -Builds molecules
f f f f f f f
catabolism(decompositionreaction) - CORRECT ANSWER -Break down molecules
f f f f f f f f
Cellular respiration - CORRECT ANSWER --metabolic reaction in cells
f f f f f f f f
-convertsglucosetoATP(energy) f f f f
Aerobicrespiration-CORRECT ANSWER--Requires oxygen
f f f f f f
-createsCO2,water,andATP f f f f
Cell structure sub parts - CORRECT ANSWER -1. Plasma (cell) membrane
f f f f f f f f f f
2. Cytoplasm (cytosol + organelles)
f f f f
Plasma membrane STRUCTURE - CORRECT ANSWER --defines boundaries of the cell
f f f f f f f f f f
-intracellularfluid f
-extracellularfluid f
Phospholipids - CORRECT ANSWER - f f f f
Layersof lipids, Ampipathic molecules (both hydrophobic + hydrophilic)
f f f f f f f f
Two types of membrane proteins - CORRECT ANSWER -1. integral proteins
f f f f f f f f f f
2. peripheral proteins
f f
Integral(transmembrane) proteins - CORRECT ANSWER --span ENTIRE DEPTH ofplasma membrane
f f f f f f f f f f f
-ampipathic
, -do not dissociate from plasma membrane
f f f f f
Peripheral proteins - CORRECT ANSWER --locatedoncytosolic side
f f f f f f f f
-CAN dissociate from membrane
f f f
Receptor function(membrane protein) - CORRECT ANSWER -
f f f f f f f
Binds to chemical messengers such as hormones sent by other cells
f f f f f f f f f f
Enzyme function (membrane protein) - CORRECT ANSWER - Breaks
f f f f f f f f
down a chemical messenger and terminates it's effect
f f f f f f f f
Gated channel function (membrane protein) - CORRECT ANSWER - Gate
f f f f f f f f f
that opens and closes to allow select solutes through
f f f f f f f f f
Channel function (membrane protein) - CORRECT ANSWER -Constantly open andallows solutes through
f f f f f f f f f f f f
Cell-identity marker(membrane protein) - CORRECTANSWER - f f f f f f f
Glycoprotein distinguishing body's own cells from foreign cells
f f f f f f f f
Cell-adhesionmolecule (membrane protein) - CORRECT ANSWER -Binds one cell to another f f f f f f f f f f f
Functions of plasma membrane - CORRECT ANSWER -1. Define boundaries of cell
f f f f f f f f f f f
2. Provide structural support for fell f f f f
3. Provideprotectionforcell f f f
4. Regulate transport of substances in + out of cell f f f f f f f f
5. Monitor and detect changes in extra cellular fluid f f f f f f f
Gradientacross plasma membrane - CORRECT ANSWER -
f f f f f f f
Difference in concentration of s chemical between one side of plasma membrane to another
f f f f f f f f f f f f f
WITHCORRECTANSWERS2025 f f f
Metabolism - CORRECT ANSWER -Sum of all chemical reactions in the body
f f f f f f f f f f f
Anabolism(synthesis reaction) -CORRECT ANSWER -Builds molecules
f f f f f f f
catabolism(decompositionreaction) - CORRECT ANSWER -Break down molecules
f f f f f f f f
Cellular respiration - CORRECT ANSWER --metabolic reaction in cells
f f f f f f f f
-convertsglucosetoATP(energy) f f f f
Aerobicrespiration-CORRECT ANSWER--Requires oxygen
f f f f f f
-createsCO2,water,andATP f f f f
Cell structure sub parts - CORRECT ANSWER -1. Plasma (cell) membrane
f f f f f f f f f f
2. Cytoplasm (cytosol + organelles)
f f f f
Plasma membrane STRUCTURE - CORRECT ANSWER --defines boundaries of the cell
f f f f f f f f f f
-intracellularfluid f
-extracellularfluid f
Phospholipids - CORRECT ANSWER - f f f f
Layersof lipids, Ampipathic molecules (both hydrophobic + hydrophilic)
f f f f f f f f
Two types of membrane proteins - CORRECT ANSWER -1. integral proteins
f f f f f f f f f f
2. peripheral proteins
f f
Integral(transmembrane) proteins - CORRECT ANSWER --span ENTIRE DEPTH ofplasma membrane
f f f f f f f f f f f
-ampipathic
, -do not dissociate from plasma membrane
f f f f f
Peripheral proteins - CORRECT ANSWER --locatedoncytosolic side
f f f f f f f f
-CAN dissociate from membrane
f f f
Receptor function(membrane protein) - CORRECT ANSWER -
f f f f f f f
Binds to chemical messengers such as hormones sent by other cells
f f f f f f f f f f
Enzyme function (membrane protein) - CORRECT ANSWER - Breaks
f f f f f f f f
down a chemical messenger and terminates it's effect
f f f f f f f f
Gated channel function (membrane protein) - CORRECT ANSWER - Gate
f f f f f f f f f
that opens and closes to allow select solutes through
f f f f f f f f f
Channel function (membrane protein) - CORRECT ANSWER -Constantly open andallows solutes through
f f f f f f f f f f f f
Cell-identity marker(membrane protein) - CORRECTANSWER - f f f f f f f
Glycoprotein distinguishing body's own cells from foreign cells
f f f f f f f f
Cell-adhesionmolecule (membrane protein) - CORRECT ANSWER -Binds one cell to another f f f f f f f f f f f
Functions of plasma membrane - CORRECT ANSWER -1. Define boundaries of cell
f f f f f f f f f f f
2. Provide structural support for fell f f f f
3. Provideprotectionforcell f f f
4. Regulate transport of substances in + out of cell f f f f f f f f
5. Monitor and detect changes in extra cellular fluid f f f f f f f
Gradientacross plasma membrane - CORRECT ANSWER -
f f f f f f f
Difference in concentration of s chemical between one side of plasma membrane to another
f f f f f f f f f f f f f
