#Question id: 3849
#Section 3: Genetics, Cellular and Molecular Biology
Which of the following is short 20 to 22-nucleotide single-stranded RNAs that block the expression of complementary or partially complementary mRNAs.
#Question id: 3850
#Section 3: Genetics, Cellular and Molecular Biology
The RNA molecule produced in RNA synthesis is:
#Question id: 3851
#Section 3: Genetics, Cellular and Molecular Biology
Transcription is initiated at sites called:
#Question id: 3852
#Section 3: Genetics, Cellular and Molecular Biology
Which of the following is NOT one of the three stages of transcription?
#Question id: 3853
#Section 3: Genetics, Cellular and Molecular Biology
In E. coli, promoter sequences are located at which of the following position(s) on the template strand?
#Question id: 3854
#Section 3: Genetics, Cellular and Molecular Biology
In prokaryotes, the presence of a protein called rho will: