Podcast Beta
Questions and Answers
What is the main function of the small subunit of a ribosome?
Which of the following is true about the large subunit of a ribosome?
During the termination phase of translation, what binds to the stop codons?
What is the function of fMet in translation initiation in bacteria?
Signup and view all the answers
Which site on the large subunit of a ribosome is responsible for holding the growing polypeptide chain?
Signup and view all the answers
What does the small ribosomal subunit initially bind to during translation initiation?
Signup and view all the answers
Which of the following is a characteristic of the termination stage of polypeptide synthesis?
Signup and view all the answers
What is the role of release factors in the termination stage of polypeptide synthesis?
Signup and view all the answers
Which type of mutations occur more frequently: Transition or Transversion mutations?
Signup and view all the answers
What are the possible forms that mutations can take?
Signup and view all the answers
What is the difference between synonymous and non-synonymous mutations?
Signup and view all the answers
In the cell cycle, what is the specific relationship between DNA replication and metabolism?
Signup and view all the answers
In the three levels of tRNA structure, the tertiary structure is represented by which shape?
Signup and view all the answers
What is the function of transfer RNAs (tRNAs) in translation?
Signup and view all the answers
Which component of tRNA carries a specific amino acid and base pairs with mRNA codons?
Signup and view all the answers
What phenomenon is described by the term 'codon wobble' in relation to tRNAs?
Signup and view all the answers
Which component of tRNA forms the secondary structure resembling a cloverleaf shape?
Signup and view all the answers
What is the role of ribosomes in translation?
Signup and view all the answers
How many subunits make up a ribosome?
Signup and view all the answers
During the initiation phase of translation, what binds to the start codon on mRNA to signify the beginning of translation?
Signup and view all the answers
'A specific tRNA is covalently coupled to a specific amino acid', highlighting this statement reflects which concept?
Signup and view all the answers
'Base pairing between mRNA codon and tRNA anticodon determines which amino acid is added to growing polypeptide.' This process primarily occurs during:
Signup and view all the answers
What is the role of introns in the context of translation?
Signup and view all the answers
What is the function of the acceptor stem in tRNA molecules?
Signup and view all the answers