Quick 10Q: Proteins
Quiz by Andrew Pinkerton
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- Q1
Which of the following elements are found in proteins?
C, H, O
C, H, O, N, P
C, H, O, N
C, H, O, N, P, S
30s - Q2
Which of the following is the monomer of a protein?
nucleotide
monosaccharide
amino acid
steroid
30s - Q3
Which of the following functional groups are found in all amino acids?
amino and carboxyl groups
amino and sulfhydryl
carboxyl and sulfhydryl
30s - Q4
Which of the following describes the dehydration reaction of two amino acids?
Carboxyl group of the first amino acid binds with the amino group of the second amino acid.
Amino group of the first amino acid binds with the amino group of the second amino acid.
Carboxyl group of the first amino acid binds with the carboxyl group of the second amino acid.
R group of the first amino acid binds with the R group of the second amino acid.
30s - Q5
Which of the following bonds is found in the secondary structure of a protein?
hydrogen
covalent
peptide
ionic
30s - Q6
Which of the following structures involves the R groups interacting in a single polypeptide?
quaternary
primary
tertiary
secondary
30s - Q7
The amino acid glutamic acid has a R group with a negative charge. During folding, which of the following describes the orientation of the R group?
Interior protein due to the negative charge providing hydrophilic properties.
Exterior protein due to the negative charge providing hydrophobic properties.
Interior protein due to the negative charge providing hydrophobic properties.
Exterior protein due to the negative charge providing hydrophilic properties.
30s - Q8
In terms of directionality of the protein, which of the following provides naming for the side with the amino group?
N-terminus
S-terminus
A-terminus
C-terminus
30s - Q9
In terms of directionality of the protein, which of the following provides naming for the side with the carboxyl group?
C-terminus
A-terminus
S-terminus
N-terminus
30s - Q10
Which of the following identifies the number of water molecules needed to remove the amino acids from a polypeptide with 20 amino acids?
21
19
22
20
30s