/ A group of structural genes with a single promoter, operator and terminator, is called A. 'n Regulon / A regulon B. 'n Operon / An operon C. 'n Repressor / A repressor D. 'n Induseerder / An inducerReset Selection

A sequence of bases on a gene that does not code for protein is called a/an A. promoter. B. operator. C. operon. D. exon. E. intron

Which of the following best describes a promoter?Group of answer choicesA regulatory protein that accelerates mRNA turnoverAn element that promotes termination of transcriptionAn extracellular inducer that controls gene expressionA DNA sequence to which RNA polymerase may bind

A. coding sequence B.promoter C. repressor D. operator sequence E. inducer 33.____ turns off the lactose operon when glucose is abundant or lactose is absent 34.____ turns on the lactose operon by binding the repressor 35.____ sequence for binding of RNA polymerase 36.____Structural genes for lactose utilization 37.____sequence that binds the repressor

Which of the following would not be a component of an operon?ANSWERPromoterStart codonOperatorStructural genes

The transcribed and translated region of a gene is the __________ region. A. trailer B. coding C. leader D. promoter