PCB 3023C / PCB3023C Exam 1: (Latest Update 2026 / 2027) Cell Biology | Questions & Answers | Grade A | 100% Correct - FGCU

PCB 3023C / PCB3023C Exam 1:
(Latest Update ) Cell
Biology | Questions & Answers |
Grade A | 100% Correct - FGCU


Question:
What are enzymes?
Answer:
Proteins that speed up chemical reactions




Question:
What is a substrate?
Answer:
The reactant that an enzyme acts on

,Question:
How do enzymes work?
Answer:
They lower the activation energy




Question:
What is the polypeptide backbone?
Answer:
Repeating sequence of core atoms of the amino acids




Question:
what is N and C terminus?
Answer:
Carboxyl group end




Question:
what are chaperone proteins?
Answer:
proteins that assist in the proper folding of proteins

,Question:
What happens when proteins misfold?
Answer:
The protein will not work properly




Question:
Examples of diseases that occur when proteins misfold
Answer:
Huntington’s and Alzheimer's




Question:
3 classes of amino acids
Answer:
nonpolar, polar, electrically charged




Question:
the R-group in nonpolar amino acids
Answer:
hydrocarbons

, Question:
the interaction with water in nonpolar amino acids
Answer:
hydrophobic




Question:
R-groups in polar amino acids
Answer:
carbonyls, hydroxyls, amines




Question:
interaction with water in polar amino acids
Answer:
hydrophilic




Question:
bonding in polar amino acids
Answer:
hydrogen bonding