Biochemistry Quiz

What are the building blocks of nucleic acids?

• Amino acids

• Nucleotides

• Fatty acids

• Carbohydrates

Which type of sugar is found in RNA?

• Ribose

• Glucose

• Fructose

• Deoxyribose

Which nitrogenous base is found only in DNA?

• Adenine

• Guanine

• Cytosine

• Thymine

What is the function of tRNA in protein synthesis?

• Replication

• Transcription

• Translation

• Transfer amino acids

What is the primary structure of DNA?

• Double helix

• Triple helix

• Single strand

• Quadruple helix

Which type of RNA is involved in proteins synthesis and carries protein information from the DNA to the cytoplasm?

• tRNA

• mRNA

• sn-RNA

• rRNA

What is the function of rRNA in protein synthesis?

• Forms ribosomes

• Translation

• Carries amino acids

• Transcription

What is the structure of chromatin?

• Loops and folds

• Triple helix

• Single strand

• Double helix

What is the function of mRNA in protein synthesis?

• Forms ribosomes

• Transcription

• Translation

• Carries amino acids

What is the ratio of adenine to thymine in DNA according to Chargaff's observation?

• 1:2

• 1:1

• 3:1

• 2:1