Quiz on Proteins and Nucleic Acids

What are proteins made of?

• Fatty acids

• Amino acids

• Carbohydrates

• Nucleotides

How many essential amino acids are there?

• 11

• 9

• 20

• 15

What type of bond holds amino acids together?

• Peptide bond

• Ionic bond

• Hydrogen bond

• Covalent bond

Which protein helps transport oxygen in the blood?

• Keratin

• Collagen

• Hemoglobin

• Insulin

What are the building blocks of nucleic acids?

• Fatty acids

• Monosaccharides

• Amino acids

• Nucleotides

What does DNA stand for?

• Deoxyribose nucleic acid

• Dioxyribose nucleic acid

• Deoxyribonucleic acid

• Dioxyribonucleic acid

Which of the following is a function of proteins?

• Storing energy

• Providing structure

• Producing heat

• Absorbing nutrients

What is the role of mRNA?

• Processing of genetic information

• Protein synthesis

• Transmission of genetic info

• Storage of genetic info

Which amino acid is considered non-essential?

• Leucine

• Lysine

• Histidine

• Alanine

What is the main function of antibodies?

• Building muscle

• Regulating pH

• Fighting infections

• Transporting nutrients