Transcription and Regulation Which of the following conditions would cause the release of the lac repressor protein from the lac operator site on DNA? Both (b) and (c) Presence of IPTG (isopropyl thiogalactoside) in the growth media Presence of lactose in the growth media Presence of glucose in the growth media Both (b) and (c) Presence of IPTG (isopropyl thiogalactoside) in the growth media Presence of lactose in the growth media Presence of glucose in the growth media ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Transcription of each set of rRNA genes by RNA polymerasel produces a single 5S rRNA precursor molecule a single 18S rRNA precursor molecule a single 28S rRNA precursor molecule a single 45S rRNA precursor molecule a single 5S rRNA precursor molecule a single 18S rRNA precursor molecule a single 28S rRNA precursor molecule a single 45S rRNA precursor molecule ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation RNA polymerase holoenzyme initiates transcription which involves recognition of the -35 sequence only recognition of the -10 sequence and -35 sequence recognition of the -10 sequence only None of these recognition of the -35 sequence only recognition of the -10 sequence and -35 sequence recognition of the -10 sequence only None of these ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Immediately after transcription a poly adenylation signal is added both (a) and (b) a methylated guanine cap is added to the 31 end of the transcript a methylated guanine cap is added to the 51 end of the transcript a poly adenylation signal is added both (a) and (b) a methylated guanine cap is added to the 31 end of the transcript a methylated guanine cap is added to the 51 end of the transcript ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Upstream regions which are essential for correct transcription are called start codons promoters enhancers transcription factors start codons promoters enhancers transcription factors ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation In eukaryotes, there are three different RNA polymerases. The RNA polymerase responsible for transcription of mRNA is RNA polymerase II none of these RNA polymerase III RNA polymerase I RNA polymerase II none of these RNA polymerase III RNA polymerase I ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS