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  3. (1) answer the three questions for each of the fol

(1) Answer the three questions for each of the following transcription factors: LacR TrpR CAP GAL4 GR (glucocorticoid receptor) (a) What is...

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Question

Biology

(1) Answer the three questions for each of the followingtranscription factors:

LacR

TrpR

CAP

GAL4

GR (glucocorticoid receptor)

(a) What is the small molecule thatcontrols its’ activity?

(b) In the presence of this molecule,is the protein on the DNA or off the DNA?

(c) What is the consequence fortranscription?

(2) Fill out the table with the words ON or OFF:

- lactose:

lac repressor ON or OFF theDNA

- lactose:

lacZ ON or OFF

+ lactose:

lac repressor ON or OFF theDNA

+ lactose:

lacZ ON or OFF

I+ O+ Z+

I- O+ Z+

I+ Oc Z+

I+ O+ Z+ / Oc

I+ O+ Z+ / I-

I- O+ Z+ / I+

I+ Oc Z+ / O+

(3) Answer the three questions for each of the followingenzymes:

Swi/Snf

HAT

HDAC

DNMT

(a) Describe the activity of each ofthe enzymes.

(b) What is the consequence of thisenzyme activity?

(c) How does this enzyme know whatgenes to act on?

Answer & Explanation Solved by verified expert
4.2 Ratings (679 Votes)
2 lactoselac repressor ON or OFF the DNA lactose lacZ ON or OFF lactoselac repressor ON or OFF the DNA lactose lacZ ON or OFF I O Z On Off Off On I O Z Off ON OFF ON I Oc Z ON ON Off ON I O Z Oc ON ON OFF ON I O Z I ON ON OFF ON I O Z I ON ON OFF ON I Oc Z O ON On OFF ON 3 a Activity of each enzymes SwiSnf Switching Sucrose Non Fermenting SNF SWISNF is a nucleosome remodeling complex found in both eukaryotes and prokaryotes They use the energy of    See Answer
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