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 eat a thicc bowl of oatmeal, with that I create energy to power my metabolism
A. True
B. False
False - energy is NOT created, only transferred
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
The many chemical reactions of an organism are controlled by what?
A. Metabolism
B. Enzymes
C. Energy
D. Nutrients
B. Enzymes
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
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
Just the electron transport chain produces ATP
A. True
B. False
B. False
What are the outputs of alcohol fermentation?
2 ATP, 2 CO2, 2 NADH, 2 ethanol
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
The end product of a metabolic pathway will shut down the entire pathway to conserve energy. Which inhibition is the statement describing?
A. Feedback inhibition
B. Noncompetitive inhibition
C. Competitive inhibition
D. Allosteric
A. Feedback inhibition
Who is the one that was oxidized & who was reduced? LiH3 + FH = LiH2 + 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
What are the three types of endocytosis?
Phagocytosis
Pinocytosis
Receptor-mediated endocytosis
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
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
What are the outputs of the citric acid cycle when it goes through one cycle?
2 CO2, 1 ATP 1 FADH2, 3 NADH + H+
Which of the following steps releases CO2?
A. Oxidative phosphorylation
B. Citric acid cycle
C. Pyruvate oxidation
D. Glycolysis
B. Citric acid cycle
C. Pyruvate oxidation
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 NAD+, 2 Pyruvate
Outputs: 2 ATP, 2 NADH, 2 CO2, 2 Ethanol
Lactic acid fermentation
Inputs: 2 NAD+, 2 ADP, 2 Pyruvate
Outputs: 2 NADH, 2 ATP, 2 Lactate
Which of the following steps in cellular respiration requires oxygen? Mark all that apply
A. Oxidative phosphorylation
B. Citric acid cycle
C. Pyruvate oxidation
D. Glycolysis
A. Oxidative phosphorylation
B. Citric acid cycle
C. Pyruvate oxidation