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Exam (elaborations)

ACS Biochemistry UPDATED ACTUAL Exam Questions and CORRECT Answers | Verified | 100% Accurate

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ACS Biochemistry UPDATED ACTUAL Exam Questions and CORRECT Answers | Verified | 100% Accurate

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ACS Biochemistry UPDATED ACTUAL Exam Questions and
CORRECT Answers | Verified | 100% Accurate

Question 1.
What is the difference between an apo and holoprotein

Correct Answer: Apo = protein part of an enzyme without its characteristic
prosthetic group (cofactor is not bound)
Holo = apoprotein with its prosthetic group (cofactor bound)


Question 2.
Many amino acids exist as what isomer?

Correct Answer: L


Question 3.
Most alpha amino acids are _____, expect for glycine. All amino acids have ______ unique
to itself.

Correct Answer: Chiral, R-group/4th substituent


Question 4.
When naming an amino acid using biochemical designation, what carbon do you start
numbering at?

Correct Answer: At the alpha carbon (one after the COO- group)


Question 5.
What is the structure, 1 letter abbreviation, and 3 letter abbreviation for: Glycine?

Correct Answer: Glycine: G, Gly


Question 6.
What is the structure, 1 letter abbreviation, and 3 letter abbreviation for: Alanine?

Correct Answer: Alanine: A, Ala


Question 7.
What is the structure, 1 letter abbreviation, and 3 letter abbreviation for: Proline?

Correct Answer: Proline: P, Pro


Question 8.
What is the structure, 1 letter abbreviation, and 3 letter abbreviation for: Valine?

, Correct Answer: Valine: V, Val


Question 9.
What is the structure, 1 letter abbreviation, and 3 letter abbreviation for: Leucine?

Correct Answer: Leucine: L, Leu


Question 10.
What is the structure, 1 letter abbreviation, and 3 letter abbreviation for: Isoleucine?

Correct Answer: Isoleucine: I, Ile
• What is the structure, 1 letter abbreviation, and 3 letter abbreviation for:
Methionine? -✓✓Methionine: M, Met


Question 11.
What is the structure, 1 letter abbreviation, and 3 letter abbreviation for: Serine?

Correct Answer: Serine: S, Ser


Question 12.
What is the structure, 1 letter abbreviation, and 3 letter abbreviation for: Threonine?

Correct Answer: Threonine: T, Thr


Question 13.
What is the structure, 1 letter abbreviation, and 3 letter abbreviation for: Cysteine?

Correct Answer: Cysteine: C, Cys


Question 14.
What is the structure, 1 letter abbreviation, and 3 letter abbreviation for: Asparagine?

Correct Answer: Asparagine: N, Asn


Question 15.
What is the structure, 1 letter abbreviation, and 3 letter abbreviation for: Glutamine?

Correct Answer: Glutamine: Q, Gln


Question 16.
What is the structure, 1 letter abbreviation, and 3 letter abbreviation for: Phenylalanine?

Correct Answer: Phenylalanine: F, Phe

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