Cellular transport
Which type of transport does not require energy and flows down the gradient?
A. Active Transport
B. Passive Transport
C. Bulk Transport
D. Secondary Active Transport
B. Passive Transport
I am trying to make maltose from glucose + glucose, what type of reaction would I need?
A. Anabolism, requires energy
B. Catabolism, releases energy
C. Anabolism, releases energy
D. Catabolism, requires energy
A. Anabolism, requires energy
What is the third step in cellular respiration?
A. Electrons transport chain
B. Citric acid cycle
C. Pyruvate oxidation
D. Glycolysis
B. Citric acid cycle
What is the name of the step that happens before the citric acid cycle?
A. Electrons transport chain
B. Citric acid cycle
C. Pyruvate oxidation
D. Glycolysis
C. Pyruvate oxidation
Do we perform alcohol or lactic acid fermentation?
Lactic acid fermentation
This is a type of passive transport that uses proteins embedded in the membrane to bring things into the cell
A. Facilitated Diffusion
B. Simple Diffusion
C. Primary active transport
D. Na+/K+ pump
A. Facilitated diffusion
Type of inhibition when an inhibitor binds to the active site of an enzyme
A. Feedback inhibition
B. Noncompetitive inhibition
C. Competitive inhibition
D. Allosteric
C. Competitive inhibition
Just the electron transport chain produces ATP
A. True
B. False
B. False
Which of the following pathways creates NAD+ so that the cell can use it to keep glycolysis going? Select all that apply:
A. Citric acid cycle
B. Lactic acid fermentation
C. Pyruvate oxidation
D. Chemiosmosis
E. Alcohol fermentation
B. Lactic acid fermentation
E. Alcohol fermentation
What are the three types of cellular work that require ATP?
Chemical, mechanical, transport
I place a cell in a solution that contains 15% NaCl (solute) & the cell has 10% NaCl, where will the water go? What type of solution is this?
The water will leave the cell because it is a hypertonic solution
I eat a thicc bowl of oatmeal, with that I create energy to power my metabolism
A. True
B. False
False - Energy cannot be created
Who is the one that was oxidized & who was reduced? LiH3 + FH = LiH + FH3
Li was oxidized & F was reduced
Which type of metabolism involves creating ammonium?
A. Amino acid
B. Lipid
C. Alcohol fermentation
D. Lactic acid fermentation
A. Amino acid
Sucrose binds to the enzyme sucrase, the enzyme converts sucrose into fructose & glucose. Based on the following example fructose is (a):
A. substrate
B. reactant
C. product
D. catalyst
C. product
What type of molecules can pass through the cell membrane easily?
A. Huuuuge charged molecules
B. Small, nonpolar molecules with a negative charge
C. Small, nonpolar molecules with no charge
D. Large, polar molecules with a charge
C. Small, Nonpolar, molecules with no charge
I have a reaction that releases energy, its reactants have a lot of potential energy while its products have little potential energy. Also, the change of free energy is negative. What type of reaction is this?
A. Endergonic
B. Exergonic
C. Dehydration
D. Hydrolysis
B. Exergonic
Which of the following fall under exergonic reactions?
A. spontaneous
B. energy input
C. positive change of free energy
D. non-spontaneous
A. spontaneous,
What are the outputs of the citric acid cycle when it goes through one cycle?
2 CO2, 1 ATP 1 FADH2, 3 NADH + H+
What are the three types of endocytosis?
Phagocytosis
Pinocytosis
Receptor-mediated endocytosis
Name all types of active & passive transport
Passive:
Simple diffusion
Osmosis
Facilitated diffusion
Active:
Primary active transport
Secondary active transport
Bulk
Name all types of inhibition & give a brief overview of each
Competitive: inhibitor binds to the active site of an enzyme
Noncompetitive: inhibitor binds to another part of an enzyme that is not the active site
Feedback: end product of a metabolic pathway shuts it down from the beginning
Give all inputs & outputs from glycolysis, pyruvate oxidation, and just the outputs of a single cycle of citric acid cycle
Glycolysis -
Inputs: Glucose, 2 NAD+, 2 ADP
Outputs: Pyruvate, 2 NADH, 2 Net ATP
Pyruvate oxidation -
Inputs: Pyruvate, NAD+
Outputs: Acetyl CoA, NADH, CO2
Citric acid cycle-
Single cycle: 2 CO2, 1 ATP, 1 FADH2, 3 NADH + H+
Give all inputs & outputs from ethanol fermentation & lactic acid fermentation
Ethanol fermentation
Inputs: 2 ADP, 2 NADH, 2 Pyruvate
Outputs: 2 ATP, 2 NAD+, 2 CO2, 2 Ethanol
Lactic acid fermentation
Inputs: 2 NADH, 2 ADP, 2 Pyruvate
Outputs: 2 NAD+, 2 ATP, 2 Lactate
All of these are the following products of the citric acid cycle except for:
A. Acetyl CoA
B. NADH
C. FADH2
D. CO2
A. Acetyl CoA