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WorksheetsProtein Structure lezzons
Total questions: 15
Worksheet time: 8mins
How is a peptide bond formed?
Carboxyl group + Amino group
Carboxyl group + Side chain
Amino group + Side chain
Side chain + Side chain
It is a protein in which only the amino acid residues are present
Monomeric protein
Multimeric protein
Simple protein
Conjugated protein
How many peptide bonds are present within the following tripeptide?
Val–Phe–Cys
1
2
3
4
It is the non-amino acid component of a conjugated protein.
Conjugated protein
Primary structure
Prosthetic group
Polypeptide
It is the order in which the amino acids are linked together in a protein.
Primary structure of protein
Secondary structure of protein
Tertiary structure of protein
Quaternary structure of protein
What type of bond maintains the structure of secondary structure of proteins?
Peptide bond
Hydrogen bond
Disulfide bond
Ionic bond
In the alpha helix protein structure, all R groups are positioned along _______?
Outwards from the spiral
Above the plane of sheet
Inwards from the spiral
Below the plane of sheet
In the beta pleated sheet protein structure, all R groups are positioned along ________?
Inwards from the spiral
Above and below the plane of sheet
Outwards the spiral
Everywhere in the plane of sheet
It is the 3D shape of a protein in a single polypeptide chain.
Primary structure of protein
Secondary structure of protein
Tertiary structure of protein
Quaternary structure of protein
What component of the amino acid is responsible for determining the 3D shape of proteins?
Amino group
Carboxyl group
Hydrogen group
Side chain group
Which group of standard amino acids is responsible for hydrophobic interactions in proteins?
Non polar amino acids
Polar neutral amino acids
Polar acidic amino acids
Polar basic amino acids
Which group of standard amino acids is NOT involved in forming hydrogen bonds within a protein structure?
Non polar amino acids
Polar neutral amino acids
Polar acidic amino acids
Polar basic amino acids
Which of the following will not be a major product of protein hydrolysis based on the given amino acid?
Ala-Gly-Glu-Tyr-Val
Valine
Alanine
Glycine
Phenylalanine
It is the partial or complete disorganization of a protein's structural characteristics.
Protein formation
Protein hydrolysis
Protein denaturation
Protein renaturation
Which of the following is an example of protein denaturation activity?
Cooking egg
Jogging at least 1km
Melting of ice
Digestion of meat in the stomach
