Quiz 2 and Test 2 Review - BHCM2024 Smr II 2025
Authored by Daniel Slade
Chemistry
University
NGSS covered
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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a function of proteins?
Energy storage
Enzyme catalysis
Structural support
Signal transduction
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which amino acid is achiral?
Alanine
Glycine
Leucine
Serine
Answer explanation
Chirality means that there are four different molecules bound to the central alpha carbon, and glycine has a hydrogen for a side chain, meaning the alpha carbon has two hydrogens bound, making it achiral - also meaning it has no stereochemistry
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
At physiological pH (~7.4), which group of amino acids is typically positively charged?
Hydrophobic
Polar
Acidic
Basic
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Which of the following amino acids can form disulfide bonds?
Serine
Cysteine
Threonine
Tyrosine
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The pKa of the carboxyl group of an amino acid is approximately:
2
5
7
9
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which level of protein structure is defined by the sequence of amino acids?
Primary
Secondary
Tertiary
Quaternary
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following amino acids is a helix breaker?
Alanine
Leucine
Proline
Glutamate
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