Podcast
Questions and Answers
How many ribosomes are estimated to be present in each bacterial cell?
How many ribosomes are estimated to be present in each bacterial cell?
- 10,000
- 40,000
- 30,000
- 20,000 (correct)
What type of mRNA directs the synthesis of a single kind of polypeptide?
What type of mRNA directs the synthesis of a single kind of polypeptide?
- Polycistronic mRNA
- Capped mRNA
- Operonic mRNA
- Monocistronic mRNA (correct)
What is the process by which ribosomes begin translating mRNAs that have not yet been completed in bacteria?
What is the process by which ribosomes begin translating mRNAs that have not yet been completed in bacteria?
- Transcription
- Capping
- Translation
- Coupling of transcription and translation (correct)
Which of the following is NOT a level of protein structure?
Which of the following is NOT a level of protein structure?
What is added at the 3' end of mRNA in eukaryotes?
What is added at the 3' end of mRNA in eukaryotes?
Which of the following is the process by which a bond is formed between the carboxyl group of one amino acid and the amino group of another?
Which of the following is the process by which a bond is formed between the carboxyl group of one amino acid and the amino group of another?
What is the name of the structure formed when multiple ribosomes are actively translating the same mRNA?
What is the name of the structure formed when multiple ribosomes are actively translating the same mRNA?
What type of RNA is produced by groups of bacterial and archaeal genes called operons?
What type of RNA is produced by groups of bacterial and archaeal genes called operons?
What is added at the 5' end of mRNA in eukaryotes during maturation?
What is added at the 5' end of mRNA in eukaryotes during maturation?
What is the process by which ribosomes are not free-floating in eukaryotes?
What is the process by which ribosomes are not free-floating in eukaryotes?
