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amino acid and protein

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Lets try to answer all question . good luck :*
syazwaniainanana
Quiz by syazwaniainanana, updated more than 1 year ago
syazwaniainanana
Created by syazwaniainanana almost 9 years ago
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Resource summary

Question 1

Question
Zwitterions are?
Answer
  • Composed of long chains of amino acids
  • Are scarce throughout the body
  • Exist because of the neutral pH of the body
  • ions that exist only in a basic environment

Question 2

Question
Which statement is mismatched?
Answer
  • The quarternary structure is related to the basic linear structure of a protein
  • The tertiary structure is a higher level of protein folding
  • The primary structure relates to the basic linear structure of a protein
  • The secondary structure relates to the helical shape of a protein

Question 3

Question
Which statement is true regarding enzymes?
Answer
  • They do not involve Van der Waal interactions
  • They are not always proteins
  • They are highly specific
  • They only have primary and secondary structure

Question 4

Question
Which of the following amino acids has an amide side chain?
Answer
  • asparagine
  • aspartic acid
  • glutamic acid
  • methionine

Question 5

Question
Which of the following amino acids does NOT have an aromatic ring?
Answer
  • tyrosine
  • tryptophan
  • histidine
  • proline

Question 6

Question
Which of the following is not considered part of the tertiary structure of proteins?
Answer
  • the hydrogen bonds
  • the electrostatic interactions
  • the restricted rotation in amide bonds
  • the hydrophobic effect

Question 7

Question
An enzyme changes the equilibrium constant of a reaction.
Answer
  • True
  • False

Question 8

Question
hydrophobic folding is NOT an example of secondary structure found in proteins
Answer
  • True
  • False

Question 9

Question
Amino acids are the building blocks of proteins. There are 20 amino acids used in proteins, [blank_start]glycines[blank_end] the only amino acid that does not have a carbon atom in its side chain.
Answer
  • glycines

Question 10

Question
[blank_start]isoleucine[blank_end] has a hydrophobic side chain characterized by four carbons that are branched in the middle
Answer
  • isoleucine
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