final exam: 12/1

Question 1

in transcription termination, bacteria use two methods: rho ___ and rho ___

Answer 1

dependent, independent

Question 2

rho ___ involves RNA creating a stem loop

Answer 2

independent

Question 3

the rho independent stem loop acts as a signal causing RNA polymerase to ___

Answer 3

stop

Question 4

rho ___ involves a stem loop with a protein attached to the ___, which forces RNA polymerase to stop

Answer 4

dependent, RNA

Question 5

___ transcription controls are more complex than ___ and involve chromatin ___

Answer 5

eukaryotic, prokaryotic, remodeling

Question 6

___ splicing causes many types of mRNA that can be used by the cell in many different ways

Answer 6

alternative

Question 7

the lac operon is associated with __ production and is mostly ___ in bacteria

Answer 7

lactose, inactive

Question 8

regulatory genes produce proteins which ___/___ other genes

Answer 8

activate, deactivate

Question 9

when a protein, known as an __ __, binds to the operator region, it prevents RNA polymerase from __

Answer 9

active repressor, binding

Question 10

when a protein, known as an active repressor binds to the ___ region, it prevents __ ___ from binding

Answer 10

operator, RNA polymerase

Question 11

when the active repressor binds to the operator region, preventing RNA polymerase from binding, this results in the ___ of gene ___

Answer 11

inhibition, activity