Quiz on Protein and Nucleic Acid

Whatarethebuildingblocksof proteins?

• Nucleotides

• Aminoacids

• Monosaccharides

• Fattyacids

Which of the following is a function of proteins in the body?

• Storing genetic information

• Providing structural support

• Acting as a primary energy source

• Serving as a lubricant

Which of the following is a protein?

• Hemoglobin

• DNA

• Glycogen

• Cholesterol

What is the main function of nucleic acids in cells?

• Energy storage

• Catalyzing chemical reactions

• Storing and transmitting genetic information

• Providing structural support

Which component is found in both DNA and RNA?

• Thymine

• Adenine

• Ribose

• Uracil

Which of the following is a characteristic of enzymes, which are proteins?

• They can be reused

• They are consumed in the reaction

• They cannot be denatured

• They are only found in plants

What is the role of ribosomes in protein synthesis?

• They synthesize nucleotides

• They assemble amino acids into proteins

• They replicate DNA

• They store energy

Which of the following nucleic acids is a double helix?

• RNA

• DNA

• mRNA

• tRNA

Which bond is formed between amino acids in a protein?

• Ionic bond

• Hydrogen bond

• Peptide bond

• Covalent bond

What is the primary structure of a protein?

• The overall three-dimensional shape

• The sequence of amino acids

• The arrangement of polypeptide chains

• The folded and coiled regions