Proteins Quiz

What is the primary function of proteins in living beings?

• Vitamin synthesis

• DNA replication

• Cell structure

• Energy storage

How many types of amino acids are generally included in proteins?

• Twenty

• Five

• Thirty

• Ten

Which of the following is NOT a major element in proteins?

• Sulfur

• Calcium

• Nitrogen

• Carbon

What is the primary structure of a protein?

• Three-dimensional structure

• Spatial arrangement

• Linear sequence of amino acids

• Twisting of the polypeptide chain

Which type of protein is responsible for the structure and strength of the body?

• Antibodies

• Collagen

• Hormones

• Enzymes

What is the classification of proteins based on solubility and composition?

• Primary, secondary, tertiary, and quaternary structures

• Globular and fibrous proteins

• Simple, conjugated, and derived proteins

• Catalytic, regulatory, protective, and storage proteins

Which type of protein is composed of non-protein structures called prosthetic groups?

• Derived protein

• Structural protein

• Conjugated protein

• Simple protein

What is the process by which a protein loses its natural form?

• Polymerization

• Oxidation

• Denaturation

• Hydration

Which of the following is NOT a method that can cause protein denaturation?

• Heat

• Pressure

• Soundwaves

• Hydrolysis

What is the average amount of protein required by the human body daily?

• 0.2 grams

• 0.5 grams

• 0.8 grams

• 1.0 grams