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Which is the predominant site for the control of gene expression in prokaryotes? (A) Transport of mRNA from the nucleus to the cytoplasm (B) Formation of the primary transcript (C) Regulation of splicing (D) Control of the rate of transcriptional initiation

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Which of the following is TRUE with respect to transcription and translation in bacteria? (A) mRNA requires to undergo processing and maturation before becoming active. (B) Transcription and translation take place in separate cell compartments. (C) Translation can begin before the mRNA is fully transcribed. (D) Transcription and translation cannot be coupled.

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Allelic sequence variation in a population with a frequency greater than 0.01 is known as (A) DNA polymorphism (B) VNTR (C) repetitive DNA (D) satellite DNA

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Which of the following is NOT a stop codon? (A) UAA (B) UUA (C) UAG (D) UGA

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