Which of the following statements regarding thermodynamics is false?
Select one:
a. A single cell or the planet Earth could be a thermodynamic system
b. Thermodynamics is the study of energy transformations that occur in a collection of matter
c. An automobile engine is a closed system because it does not exchange energy and matter with its
surroundings
d. An open system exchanges both energy and matter with its surroundings
Question 2
Correct
1.00 points out of 1.00
Flag question
Question text
Which of the following processes can move a solute against its concentration gradient?
Select one:
a. Passive transport
b. Active transport
c. Facilitated diffusion
d. Osmosis
,Question 3
Correct
1.00 points out of 1.00
Flag question
Question text
Which of the following examples is classified as a metabolic pathway?
Select one:
a. Protein synthesis
b. Osmosis
c. Passive diffusion
d. Cell lysis
Question 4
Correct
1.00 points out of 1.00
Flag question
Question text
Which of the following statements regarding membrane protein function is false?
Select one:
,a. Membrane proteins transfer genetic information to the cytoplasm
b. Membrane proteins serve as enzymes
c. Membrane proteins act as receptors to molecules like hormones
d. Membrane proteins form junctions between cells
Question 5
Correct
1.00 points out of 1.00
Flag question
Question text
Which of the following statements is true among all types of passive transport?
Select one:
a. The concentration gradient is the driving force
b. Only small polar molecules are able to cross the plasma membrane
c. Proteins are needed to transport molecules across the membrane
d. Ions never cross the plasma membrane by passive transport
, Question 6
Correct
1.00 points out of 1.00
Flag question
Question text
Which of the following statements regarding enzymes is true?
Select one:
a. An enzymes function is unaffected by changes in pH
b. Enzymes are inorganic
c. All enzymes depend on protein cofactors to function
d. Enzymes catalyze specific reactions
Question 7
Correct
1.00 points out of 1.00
Flag question
Question text
Facilitated diffusion across a biological membrane requires ________ and moves a substance
________ its concentration gradient.
Select one:
Select one:
a. A single cell or the planet Earth could be a thermodynamic system
b. Thermodynamics is the study of energy transformations that occur in a collection of matter
c. An automobile engine is a closed system because it does not exchange energy and matter with its
surroundings
d. An open system exchanges both energy and matter with its surroundings
Question 2
Correct
1.00 points out of 1.00
Flag question
Question text
Which of the following processes can move a solute against its concentration gradient?
Select one:
a. Passive transport
b. Active transport
c. Facilitated diffusion
d. Osmosis
,Question 3
Correct
1.00 points out of 1.00
Flag question
Question text
Which of the following examples is classified as a metabolic pathway?
Select one:
a. Protein synthesis
b. Osmosis
c. Passive diffusion
d. Cell lysis
Question 4
Correct
1.00 points out of 1.00
Flag question
Question text
Which of the following statements regarding membrane protein function is false?
Select one:
,a. Membrane proteins transfer genetic information to the cytoplasm
b. Membrane proteins serve as enzymes
c. Membrane proteins act as receptors to molecules like hormones
d. Membrane proteins form junctions between cells
Question 5
Correct
1.00 points out of 1.00
Flag question
Question text
Which of the following statements is true among all types of passive transport?
Select one:
a. The concentration gradient is the driving force
b. Only small polar molecules are able to cross the plasma membrane
c. Proteins are needed to transport molecules across the membrane
d. Ions never cross the plasma membrane by passive transport
, Question 6
Correct
1.00 points out of 1.00
Flag question
Question text
Which of the following statements regarding enzymes is true?
Select one:
a. An enzymes function is unaffected by changes in pH
b. Enzymes are inorganic
c. All enzymes depend on protein cofactors to function
d. Enzymes catalyze specific reactions
Question 7
Correct
1.00 points out of 1.00
Flag question
Question text
Facilitated diffusion across a biological membrane requires ________ and moves a substance
________ its concentration gradient.
Select one:
