Biology, asked by akash21623, 9 months ago

(i)What are the four levels at which gene expression is regulated in eukaryotic cell? (ii)Name the regulatory gene of Lac –operon

Answers

Answered by hariomishra9999999

Answer:

Ans1:- Chromatin structure. Chromatin may be tightly compacted or loose and open.

Transcription. ...

Processing and export. ...

mRNA stability. ...

Translation. ...

Protein processing.

Ans2:- The regulatory gene lacI produces an mRNA that produces a Lac repressor protein, which can bind to the operator of the lac operon. In some texts, the lacI regulatory gene is called the lacI regulator gene. Thus the Lac repressor inhibits transcription of the lac operon.

Plz verified my answer

Previous Question

Next Question

Similar questions

Biology, 4 months ago

How is the chloroplast similar to a bacteria ...

English, 4 months ago

Q.1 Bassanio: Therefore, thou gaudy gold, Hard food for Midas, I will none of thee, Nor None of thee thou pale and common drudge Tween man and man, but thou, meagre lead, which rather threatenest, than dost promise aught, wey They paleness moves me more than eloquence; And here choose I; joy be the consequences; 1. What is the occasion of Bassanio's speech? Where is he at the moment? (3) 2. What...

Physics, 4 months ago

A liquid of specific gravity 1.5 is observed to rise 3.0 cm in a capillary tube of diameter 0.50 mm and the liquid wets the surface of the tube. Calculate th excess pressure inside a spherical bubble of 1.0 cm diameter blown from the same liquid. Angle of contact = 0°. NO SPAM OTERWISE REPORTED...

Math, 9 months ago

হরিশচন্দ্রপুর অবৈতনিক প্রাথমিক বিদ্যালয়ের মােট ছাত্র ছাত্রীর 1/4অংশ ফুটবল খেলতে,2/3 অংশ কাবাডি খেলতেএবং বাকি ছাত্রছাত্রীরা ভলিবল খেলতে ভালােবাসে। কত অংশ ছাত্রছাত্রী ভলিবল খেলতে ভালােবাসে।...