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MIP 616 Exam 1 Multiple Choice, MIP 616 test 1, MIP616 Exam 1 study Questions and Answers

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MIP 616 Exam 1 Multiple Choice, MIP 616 test 1, MIP616 Exam 1 study Questions and Answers Amino acid in polypeptides are covalently bound by what type of bond? a) Peptide b) protein c) ester d) phosphodiester - Answer️️ -peptide An alpha helix is what kind of protein structure? a) seco...

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  • September 15, 2024
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MIP 616 Exam 1 Multiple Choice, MIP
616 test 1, MIP616 Exam 1 study
Questions and Answers


Amino acid in polypeptides are covalently bound by what type of bond?

a) Peptide

b) protein

c) ester

d) phosphodiester - Answer✔️✔️-peptide

An alpha helix is what kind of protein structure?

a) secondary

b) primary

c) tertiary

d) quaternary - Answer✔️✔️-secondary

If you disrupt all hydrogen bonds in a protein, what level will preserved?

a) secondary

b) primary

c) tertiary

d) quaternary - Answer✔️✔️-primary

Monomeric proteins do not contain a...

a) secondary


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, ©SOPHIABENNETT EXAM SOLUTIONS Saturday, September 7, 2024 6:58 PM


b) primary

c) tertiary

d) quaternary - Answer✔️✔️-quaternary

Which is not part of a zinc finger motif?

a) zinc ion

b) proline residue

c) cysteine residue

d) histidine residue - Answer✔️✔️-proline residue

a small molecule that binds directly to the active site of an enzyme and disrupts its

catalytic reaction is called:

a) an allosteric inhibitor

b) a competitive inhibitor

c) a noncompetitive inhibitor

d) RNAi - Answer✔️✔️-a competitive inhibitor

Which statement about enzymes is TRUE?

a) The catalytic site is responsible for substrate specificity.

b) Reactions catalyzed by enzymes give the products more free energy than reactions

that occur spontaneously.

c) The rate of an enzymatic reaction is always proportional to the concentration of the

substrate

d) Enzymes increase reaction rates by lowering the activation energy needed to reach

the transition state? - Answer✔️✔️-Enzymes increase reaction rates by lowering the

activation energy needed to reach the transition state?

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, ©SOPHIABENNETT EXAM SOLUTIONS Saturday, September 7, 2024 6:58 PM


Which modification marks a protein for degradation in proteasomes?

a) Phosphorylation

b) Ubiquitinoylation

c) acetylation

d) glycosylation - Answer✔️✔️-ubiquitinoylation

Kinases activates or inactivate many proteins by doing what to them?

a) methylate

b) phosphorylate

c) acetylate

d) digest - Answer✔️✔️-phosphorylate

The conversation if inactive chymoptrypsinogen to active chymotryosin is an example

of?

a) proteolytic activation

b) positive cooperativity

c) allostery

d) Ligand induced activation - Answer✔️✔️-proteolytic activation

Which amino acid can be phosphorylated?

a) lysine

b) serine

c) glycine

d) proline - Answer✔️✔️-serine

G proteins act as...

a) a catch

Page | 3

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