4157894
Descrição
Quiz por syazwaniainanana, atualizado more than 1 year ago
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Criado por syazwaniainanana
aproximadamente 9 anos atrás
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Questão 1
Questão
Zwitterions are?
Responda
-
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
Questão 2
Questão
Which statement is mismatched?
Responda
-
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
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The secondary structure relates to the helical shape of a protein
Questão 3
Questão
Which statement is true regarding enzymes?
Responda
-
They do not involve Van der Waal interactions
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They are not always proteins
-
They are highly specific
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They only have primary and secondary structure
Questão 4
Questão
Which of the following amino acids has an amide side chain?
Responda
-
asparagine
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aspartic acid
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glutamic acid
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methionine
Questão 5
Questão
Which of the following amino acids does NOT have an aromatic ring?
Responda
-
tyrosine
-
tryptophan
-
histidine
-
proline
Questão 6
Questão
Which of the following is not considered part of the tertiary structure of proteins?
Responda
-
the hydrogen bonds
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the electrostatic interactions
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the restricted rotation in amide bonds
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the hydrophobic effect
Questão 7
Questão
An enzyme changes the equilibrium constant of a reaction.
Responda
- True
- False
Questão 8
Questão
hydrophobic folding is NOT an example of secondary structure found in proteins
Responda
- True
- False
Questão 9
Questão
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.
Responda
-
glycines
Questão 10
Questão
[blank_start]isoleucine[blank_end] has a hydrophobic side chain characterized by four carbons that are branched in the middle
Responda
-
isoleucine
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