Quiz on Unit 3 - Structural Biology

What are the two phases of protein synthesis?

• Replication & Translation

• Transcription & Translation

• Transcription & Replication

• Translation & Processing

Which type of RNA carries genetic information to the ribosomes?

• Ribosomal RNA (rRNA)

• Transfer RNA (tRNA)

• Messenger RNA (mRNA)

• Nuclear RNA (nRNA)

What is the primary structure of a protein?

• The coiled structure of the protein

• The overall 3D conformation

• The sequence of amino acids

• The arrangement of multiple polypeptide chains

Which of the following is a type of secondary structure in proteins?

• Alpha-helix

• Quaternary structure

• Tertiary structure

• Primary structure

What is the role of RNA polymerase during transcription?

• To splice introns from pre-mRNA

• To synthesize proteins

• To separate DNA strands and synthesize mRNA

• To transport amino acids to ribosomes

Which database is the sole international repository of macromolecular structure data?

• CATH

• SCOP

• PDB

• NDB

What type of protein is hemoglobin classified as?

• Transport protein

• Storage protein

• Enzyme

• Structural protein

Which of the following is NOT a type of RNA involved in protein synthesis?

• mRNA

• tRNA

• rRNA

• sRNA

What is the function of splicesome in mRNA processing?

• To synthesize proteins

• To initiate transcription

• To splice out introns

• To transport mRNA

Which method is used for secondary structure prediction based on multiple sequence alignment?

• Random prediction methods

• Statistical methods

• Homology-based methods

• Ab initio methods