Lec. 14: Intro of Metabolism/ Metabolic Fuels Flashcards
Anabolism:
A) transforms fuels into cellular energy, such as ATP or ion gradients
B) Requires energy inputs, such as ATP
B) Requires energy inputs, such as ATP
Catabolism:
A) transforms fuels into cellular energy, such as ATP or ion gradients
B) Requires energy inputs, such as ATP
A) transforms fuels into cellular energy, such as ATP or ion gradients
Anabolism:
A) uses NADPH as the electron carrier
B) uses NAD+ as the electron carrier
A) uses NADPH as the electron carrier
Catabolism:
A) uses NADPH as the electron carrier
B) uses NAD+ as the electron carrier
B) uses NAD+ as the electron carrier
Anabolism:
A) synthesizes macromolecules
B) breaks down macromolecules
A) synthesizes macromolecules
Catabolism:
A) synthesizes macromolecules
B) breaks down macromolecules
B) breaks down macromolecules
Catabolic Pathway:
A) NAD+ commonly used as a reducing agent
B) NADPH commonly used as an oxidizing agent
B) NADPH commonly used as an oxidizing agent
Anabolic Pathway:
A) NAD+ commonly used as a reducing agent
B) NADPH commonly used as an oxidizing agent
A) NAD+ commonly used as a reducing agent
Anabolic Reactions:
A) generate energy
B) consume energy
B) consume energy
Catabolic Reaction:
A) generate energy
B) consume energy
A) generate energy
Anabolic Reactions:
A) breakdown larger molecules into smaller molecules
B) building of larger molecules from smaller ones
B) building of larger molecules from smaller ones
Catabolic Reactions:
A) breakdown larger molecules into smaller molecules
B) building of larger molecules from smaller ones
A) breakdown larger molecules into smaller molecules
Digestion of food, often considered “stage 1” of catabolism, utilizes enzymes that catalyze _____ reactions.
A) hydrolysis
B) ligation
C) oxidation-reduction
D) group transfer
E) isomerization
A) hydrolysis
The breakdown of polymeric macromolecules to their monomeric
building blocks is referred to as
A. anabolism.
B. catabolism.
C. digestion.
D. transcription.
C. digestion.
An example of a catabolic pathway is:
A. Glycogen synthesis
B. Fatty Acid synthesis
C. Glycolysis
D. Protein Synthesis
C. Glycolysis
Which of the following is an accurate statement regarding carbohydrates?
A. Dihydroxyacetone and glyceraldehyde are both hexoses.
B. Galactose and mannose are both ketoses.
C. Glycogen and starch are both homopolymers of glucose.
D. Lactose and sucrose are both monosaccharides.
E. Ribose and fructose are both pentoses.
C. Glycogen and starch are both homopolymers of glucose.
What enzyme digests lactose in animals?
A.Maltase
B.Sucrase
C.Amylase
D.Lactase
D.Lactase
Free fatty acids are released from triacylglycerols by:
A.Lipases
B.Proteases
C.Alpha amylase
D.Nucleases
A.Lipases
Which fatty acid has the highest
melting point?
A. stearic acid (18:0)
B. oleic acid (18:1)
C. lauric acid (12:0)
D. palmitic acid (16:0)
E. arachidonic acid (20:4)
A. stearic acid (18:0)
Highest melting point ______, lowest melting point______.
palmitic acid (16:0)
oleic acid (18:1)
stearic acid (18:0)
palmitoleic acid (16:1)
alpha-linoleic acid (18:3)
stearic acid (18:0); alpha-linoleic acid (18:3)
Catabolic reactions:
A: require energy
B: use ATP and reducing power to synthesize large biomolecules
C: large organic molecules are broken down into smaller, simpler ones,
releasing energy in the process
D: example of a catabolic reaction would be glycogen synthesis (glucose to glycogen)
E: C and D
C: large organic molecules are broken down into smaller, simpler ones,
releasing energy in the process
Which of the following is an example of a
monosaccharide?
A)Lactose
B)Galactose
C)Amylose
D)Maltose
E)Cellulose
B)Galactose
