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syazwaniainanana
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amino acid and protein

Question 1 of 10

1

Zwitterions are?

Select one of the following:

  • 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

Explanation

Question 2 of 10

1

Which statement is mismatched?

Select one of the following:

  • 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

Explanation

Question 3 of 10

1

Which statement is true regarding enzymes?

Select one of the following:

  • They do not involve Van der Waal interactions

  • They are not always proteins

  • They are highly specific

  • They only have primary and secondary structure

Explanation

Question 4 of 10

1

Which of the following amino acids has an amide side chain?

Select one of the following:

  • asparagine

  • aspartic acid

  • glutamic acid

  • methionine

Explanation

Question 5 of 10

1

Which of the following amino acids does NOT have an aromatic ring?

Select one of the following:

  • tyrosine

  • tryptophan

  • histidine

  • proline

Explanation

Question 6 of 10

1

Which of the following is not considered part of the tertiary structure of proteins?

Select one of the following:

  • the hydrogen bonds

  • the electrostatic interactions

  • the restricted rotation in amide bonds

  • the hydrophobic effect

Explanation

Question 7 of 10

1

An enzyme changes the equilibrium constant of a reaction.

Select one of the following:

  • True
  • False

Explanation

Question 8 of 10

1

hydrophobic folding is NOT an example of secondary structure found in proteins

Select one of the following:

  • True
  • False

Explanation

Question 9 of 10

1

Fill the blank space to complete the text.

Amino acids are the building blocks of proteins. There are 20 amino acids used in proteins, the only amino acid that does not have a carbon atom in its side chain.

Explanation

Question 10 of 10

1

Fill the blank space to complete the text.

has a hydrophobic side chain characterized by four carbons that are branched in the middle

Explanation

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