TRANSCRIPTION AND REGULATION QUIZ

none of these

upstream from the start codon

downstream from the start codon

both (a) and (b)

DNA polymerase

Both DNA & RNA polymerase

RNA polymerase

DNA molecule

are transcribed by DNA polymerase I

are transcribed by rRNA polymerase II

are transcribed by rRNA polymerase III and the 5S rRNA

are transcribed by rRNA polymerase I and the 5S rRNA

start codons.

promoters.

oriC regions.

Shine Dalgarno sequences.

recognition of the transcriptional start sequence

recognition of the translational stop sequence

recognition of the transcriptional stop sequence

recognition of the translational start sequence

beta subunit

both (a) and (b)

sigma subunit

alpha subunit

at least two distinct domains of protein structure and a DNA binding domain

at least one distinct domains of protein structure, a DNA binding domain and an activation domain

none of these

at least two distinct domains of protein structure, a DNA binding domain and an activation domain

Okazaki fragments

an amino acid chain

complementary DNA

messenger RNA

terminated by the stop codon

terminated by a poly A sequence

terminated by a protein called rho

terminated by a start codon

Presence of lactose in the growth media

Presence of IPTG (isopropyl thiogalactoside) in the growth media

Presence of glucose in the growth media

Both (b) and (c)