711. Transcription begins
A. at the start codon
B. upstream from the start codon
C. downstream from the start codon
D. none of these

712. Transcription results in
A. an amino acid chain
B. messenger RNA
C. complementary DNA
D. Okazaki fragments

713. RNA polymerase holoenzyme initiates transcription which involves
A. recognition of the -10 sequence and -35 sequence
B. recognition of the -10 sequence only
C. recognition of the -35 sequence only
D. none of the above

714. The transcriptional regulatory proteins in eukaryotes which induce transcription usually have
A. at least two distinct domains of protein structure, a DNA binding domain and an activation domain
B. at least two distinct domains of protein structure and a DNA binding domain
C. at least one distinct domains of protein structure, a DNA binding domain and an activation domain
D. none of these

715. In prokaryotes, transcription is
A. terminated by the stop codon
B. terminated by a protein called rho
C. terminated by a poly A sequence
D. terminated by a start codon

716. In eukaryotes, there are three different RNA polymerases. The RNA polymerase responsible for transcription of mRNA is
A. RNA polymerase I
B. RNA polymerase II
C. RNA polymerase III
D. none of these

717. The nucleons of eukaryotic cell has
A. RNA polymerase I
B. RNA polymerase II
C. RNA polymerase III
D. all of these

718. Upstream regions which are essential for correct transcription are called
A. enhancers
B. start codons
C. promoters
D. transcription factors

719. Transcription of each set of rRNA genes by RNA polymerasel produces
A. a single 45S rRNA precursor molecule
B. a single 5S rRNA precursor molecule
C. a single 18S rRNA precursor molecule
D. a single 28S rRNA precursor molecule

720. The regions of a gene located at -10 and -35, with respect to the start of transcription, are termed
A. start codons.
B. oriC regions.
C. Shine Dalgarno sequences.
D. promoters.

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