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Genetics Chapter on Transcription

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Questions and Answers

What is the role of transcription in genetics?

Creating RNA (correct)

Copying DNA

Creating DNA

Degrading RNA

What type of RNA Polymerase is responsible for most mRNAs in eukaryotes?

RNA Polymerase II

A single mRNA may contain information for more than one __________.

polypeptide

Eukaryotic transcription uses sigma factors.

False Signup and view all the answers

What are intrinsic terminators?

Sequence determined terminators Signup and view all the answers

What is the primary function of Rho protein in RNA transcription?

Terminating transcription Signup and view all the answers

Messenger RNA after the introns are spliced out is known as __________.

mRNA Signup and view all the answers

What does a codon represent?

A three-letter word for each amino acid Signup and view all the answers

Which type of gene regulation involves the binding of a repressor to an operator sequence?

Negative control Signup and view all the answers

What usually turns off inducible pathways?

Presence of product Signup and view all the answers

Match the following RNA Polymerases to their primary usage:

RNA Polymerase I = Most rRNAs RNA Polymerase II = Most mRNAs RNA Polymerase III = tRNAs and some rRNAs Signup and view all the answers