Biochemistry ACS Final Exam Questions With Correct Answers

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Biochemistry ACS Final Exam Questions With Correct Answers

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Institution Biochemistry ACS

Course Biochemistry ACS

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Biochemistry ACS Final Exam Questions With Correct Answers

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Biochemistry ACS Final Exam Questions
With Correct Answers

What is the Henderson-Hasselbach ? - CORRECT ANSWER✔✔-pH = pka + log
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([A]/[Ha])

High Ka, low pka indicates what? - CORRECT ANSWER✔✔-Strong acid
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What is the relation between pH and [H+]? - CORRECT ANSWER✔✔-pH = -log[H+]
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What is the realtionship between pka and Ka? - CORRECT ANSWER✔✔-pka = -
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logKa

What makes a good buffer? - CORRECT ANSWER✔✔-A weak acid mixed with its
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conjugate base in a 50/50 ratio
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What destroys tryptophan? - CORRECT ANSWER✔✔-Acids and bases
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What is the isoelectric point? - CORRECT ANSWER✔✔-The pH in which a
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particular molecule carries no net charge (pI)
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Side chain pka of aspartic acid? - CORRECT ANSWER✔✔-~ 3.86
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, Side chain pka of arginine? - CORRECT ANSWER✔✔-~ 12.48
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Side chain pka of cysteine? - CORRECT ANSWER✔✔-~8.0
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Side chain pka of glutamic acid? - CORRECT ANSWER✔✔-~4.07
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Side chain pka of histidine? - CORRECT ANSWER✔✔-~6.1
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Side chain pka of lysine? - CORRECT ANSWER✔✔-~10.53
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Side chain pka of tyrosine? - CORRECT ANSWER✔✔-~10.00
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Inductive effect on pka? - CORRECT ANSWER✔✔-Electronegative atoms pull
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electrons away from another group, and makes that particular groups more
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positive. Generally lowers pka
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Electrostatic effect on pka? - CORRECT ANSWER✔✔-Nearby positive charge
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makes a proton want to leave more, generally lowers pka.
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Distance effect on pka? - CORRECT ANSWER✔✔-Generally lowers the influence of
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inductive and electrostatic effects
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How are amino acids read? - CORRECT ANSWER✔✔-N terminus to C terminus
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Uploaded on: February 1, 2026
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