Biology 150 Mallery Test 3 Questions &
Answers Guaranteed Pass
Celiac disease is an immune disease.... intracellular junctions most likely involved? -
CORRECT ANSWER-tight junctions
an animal cell will swell up if? - CORRECT ANSWER-water potential of the surrounding
medium is higher than inside the cell
What is NOT related to the ER? - CORRECT ANSWER-it is within the smooth ER is
where cellular proteins are made
Water molecules move across many biological membranes? - CORRECT ANSWER-
Through aquaporin channel protein in the membrane
In the microtubules doublets of cilia or flagella that on connected by crosslink proteins
as nexins, then the dynein proteins of MT doublets will most likely result in? -
CORRECT ANSWER-Bending of MT doublets
A protein kinase is an enzyme that? - CORRECT ANSWER-Activated by cyclic AMP
A protein that allows a particular molecule of ion freely cross? - CORRECT ANSWER-
channel protein
Lipid soluble molecules and gases may enter the cell by? - CORRECT ANSWER-
Diffusion through the lipid bilayer
, Which of the following type of proteins in a cell membrane have carbohydrates attached
to it so that cells can be recognized by each other? - CORRECT ANSWER-
glycoproteins
Sodium and potassium ions are transported across the cell membrane by? - CORRECT
ANSWER-active transport
The second law of thermodynamics states.... solvation and diffusion of ions is favored
because there is an increase in ... - CORRECT ANSWER-entropy
The second law of thermodynamics, also contributes to disorder in the environment by
releasing.. - CORRECT ANSWER-heat
G^ indicates the change in the standard free energy as a reactant is converted to
product. Given what you know about these values, which reaction below would likely be
a more favorable reaction? - CORRECT ANSWER-glucose-> CO2 + H2O. G^=-686
kcal/mole
which of the following equations is correct for a reaction that is at equilibrium? -
CORRECT ANSWER-G^ + RT in [x]/[y] = 0
The potential energy stored in high energy bonds within molecules is commonly
harnessed when these bonds are split by the addition of ...... in a process called...... -
CORRECT ANSWER-water, hydrolysis
The molecule that functions as the reducing agent (electron donor) in a redox
(oxidation-reduction) reaction? - CORRECT ANSWER-loses electrons and loses
potential energy
What best describes reaction C6H12O6 +6O2 -> 6CO2 + 6H20 + energy - CORRECT
ANSWER-C6H12O6 is oxidized and O2 is reduced
Answers Guaranteed Pass
Celiac disease is an immune disease.... intracellular junctions most likely involved? -
CORRECT ANSWER-tight junctions
an animal cell will swell up if? - CORRECT ANSWER-water potential of the surrounding
medium is higher than inside the cell
What is NOT related to the ER? - CORRECT ANSWER-it is within the smooth ER is
where cellular proteins are made
Water molecules move across many biological membranes? - CORRECT ANSWER-
Through aquaporin channel protein in the membrane
In the microtubules doublets of cilia or flagella that on connected by crosslink proteins
as nexins, then the dynein proteins of MT doublets will most likely result in? -
CORRECT ANSWER-Bending of MT doublets
A protein kinase is an enzyme that? - CORRECT ANSWER-Activated by cyclic AMP
A protein that allows a particular molecule of ion freely cross? - CORRECT ANSWER-
channel protein
Lipid soluble molecules and gases may enter the cell by? - CORRECT ANSWER-
Diffusion through the lipid bilayer
, Which of the following type of proteins in a cell membrane have carbohydrates attached
to it so that cells can be recognized by each other? - CORRECT ANSWER-
glycoproteins
Sodium and potassium ions are transported across the cell membrane by? - CORRECT
ANSWER-active transport
The second law of thermodynamics states.... solvation and diffusion of ions is favored
because there is an increase in ... - CORRECT ANSWER-entropy
The second law of thermodynamics, also contributes to disorder in the environment by
releasing.. - CORRECT ANSWER-heat
G^ indicates the change in the standard free energy as a reactant is converted to
product. Given what you know about these values, which reaction below would likely be
a more favorable reaction? - CORRECT ANSWER-glucose-> CO2 + H2O. G^=-686
kcal/mole
which of the following equations is correct for a reaction that is at equilibrium? -
CORRECT ANSWER-G^ + RT in [x]/[y] = 0
The potential energy stored in high energy bonds within molecules is commonly
harnessed when these bonds are split by the addition of ...... in a process called...... -
CORRECT ANSWER-water, hydrolysis
The molecule that functions as the reducing agent (electron donor) in a redox
(oxidation-reduction) reaction? - CORRECT ANSWER-loses electrons and loses
potential energy
What best describes reaction C6H12O6 +6O2 -> 6CO2 + 6H20 + energy - CORRECT
ANSWER-C6H12O6 is oxidized and O2 is reduced
