Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 6, Problem 5RQ
- This is an anabolic process
- This is a catabolic process
- This is both anabolic and catabolic
- This is a
metabolic process hut is neither anabolic nor catabolic.
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Students have asked these similar questions
Another of the six enzyme classes is which of the following?
enzymes catalyze. These classes include the transferases, isomerases, and ligases.
All enzymes can be categorized in one of six major classes based on the reactions the
proteases
kinases
hydrolases
phosphatases
endonucleases
An important factor that influences the rate of a biochemical reaction is the
temperature. Raising the temperature of a biochemical reaction has which effect upon
the kinetics of the reaction?
a)
b)
c)
d)
e)
increases the free energy of the reactants
increases the free energy of the transition state
decreases the free energy of the reactants
decreases the free energy of the transition state
decreases the free energy of the products
Identify each of the following as
a catabolic or an anabolic
process using the dropdown on
the right.
building
nucleic acid
strands from
nucleotides
oxidation of
glucose to
carbon
dioxide and
water
digestion of
fats
glucose and
galactose
reacting to
form lactose
breaking
down the a-
glycosidic
bonds in
starch
assembling
amino acids
into proteins
[Choose
[Choose
[Choose
[Choose
[Choose
[ Choose
Which of the following enzymes is responsible for breaking a1-4 glucose bonds and forming a1-6 glucose bonds?
glycogen phosphorylase
branching enzyme
glycogen synthase
debranching enzyme
Chapter 6 Solutions
Biology 2e
Ch. 6 - Figure 6.8 Look at each of the processes shown,...Ch. 6 - Figure 6.10 If no activation energy were required...Ch. 6 - Figure 6.14 The hydrolysis of one ATP molecule...Ch. 6 - Energy is stored long-term in the bonds of and...Ch. 6 - DNA replication involves unwinding two strands of...Ch. 6 - Consider a pendulum swinging. Which type(s) of...Ch. 6 - Which of the following comparisons or contrasts...Ch. 6 - Which of the following is the best way to judge...Ch. 6 - Which of the following is not an example of an...Ch. 6 - In each of the three systems, determine the state...
Ch. 6 - The energy released by the hydrolysis of ATP is...Ch. 6 - Which of the following molecules is likely to have...Ch. 6 - Which of the following is not true about enzymes...Ch. 6 - An allosteric inhibitor does which of the...Ch. 6 - Which of the following analogies best describes...Ch. 6 - Does physical exercise involve anabolic and/or...Ch. 6 - Name two different cellular functions that require...Ch. 6 - Explain in your own words the difference between a...Ch. 6 - Describe the position of the transition state on a...Ch. 6 - Imagine an elaborate ant farm with tunnels and...Ch. 6 - Energy transfers take place constantly in everyday...Ch. 6 - Do you think that the Ea for ATP hydrolysis is...Ch. 6 - With regard to enzymes, why are vitamins necessary...Ch. 6 - Explain in your own words how enzyme feedback...
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- In the following chemical transformation, what reaction is being catalyzed, and what vitamin is needed for the transformation? COO- +H3N-CH-COO- C=0 + CH2 CH3 CH2 ČO0- COO- COO- C=0 +H;N-CH + + || CH2 ČH3 CH2 Coo- COO-arrow_forwardATP, which is loosely bound to the glycolytic enzyme hexokinase, can be correctly categorized as all of the following except: an inorganic cofactor an organic cofactor a cosubstrate a coenzyme a cofactorarrow_forwardWhich of the following is true for catabolic pathways? They are usually nonspontaneous. They consume energy. They do not depend on enzymes. They release energy.arrow_forward
- The normal enzyme required for converting sugars into glucose is present in cells, but the conversion never takes place and no glucose is produced. What could have occurred to cause this defect in a metabolic pathway?arrow_forwardWhich of the following is true of all allosteric enzymes? They have more than one active site on each subunit. They consist of proteins only. They have a nonprotein portion. Binding at one site affects the protein function at a second site. Which of the following explains why glycosides do not undergo mutarotation? There are no longer any stereocenters. There is no longer an anomeric carbon. The ring structure does not open to become the open-chain structure. None of the above is correct.arrow_forwardWhich of the following statements is false regarding an enzyme's ability to catalyse a reaction? an enzyme provides a reaction surface and a hydrophilic environment for the reaction to take place an enzyme binds reactants such that they are positioned correctly and can attain their transition-state configurations an enzyme allows the reaction to go through a more stable transition state than would normally be the case an enzyme can weaken bonds in reactants through the binding processarrow_forward
- The following reaction would most likely be catalyzed by an enzyme of which class? sucrose + H2O → glucose + fructosearrow_forwardWhich of the following is/are TRUE of hydrolysis? Hydrolysis results in a positive change in free energy Hydrolysis is always nonspontaneous A hydrolysis reaction absorbs free energy from its surroundings Hydrolysis is an exergonic pathway Hydrolysis is a catabolic pathwayarrow_forwardWhich of the following is not a top category for enzymes according to the International Classification of Enzymes? Transferases Ligases Proteases Isomerasesarrow_forward
- An organic cofactor (usually derived from a vitamin or a nucleotide), which is tightly attached to the enzyme (like FAD when used by the Krebs cycle enzyme succinate dehydrogenase), is always called: the metalloenzyme the metal-activated enzyme the holoenzyme the prosthetic group the cosubstratearrow_forwardhich of the following are advantages of quaternary structure? Choose all correct nswers 1) The genes may be for single subunits, rather than requirement for transcription and translation of giant sequences 2) Subunit construction may provide the structural basis for protein regulation 3) Multi-subunit proteins are more water soluble than single subunit proteins of the same size 4) Defects in protein synthesis may be fixed at the subunit level, rather than giant polypeptide level 5) May have multiple active sites - one on each subunitarrow_forwardCoenzymes function to: change the shape of enzymes, allowing different additional substrates to bind. denature the enzyme, stopping the chemical reaction from occurring. interact directly with enzymes, either enabling the reaction to occur or making the substrate-enzyme interaction more efficient. dilate blood vessels, allowing more blood to flow, allowing more substrate to reach enzymes. absorb excess hydrogen and hydroxide ions, keeping the pH relatively stable, so that reactions can occur most efficiently.arrow_forward
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