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#Question id: 4392


X chromosome inactivation in mammals is mediated by

#Part-A Aptitude & General Biotechnology
  1. micro RNAs (miRNA).

  2. long non-coding RNAs (ncRNA).

  3. messenger RNA (mRNA).

  4. short RNA-directed methylation of histones and DNA.


Answer:- Option(s): 2


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#Question id: 5387

#Part-A Aptitude & General Biotechnology

The average of three numbers is 52 the first is half of second and the second is twice the third the difference between the second and first number is 

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#Question id: 394

#Part-B Specialized Branches in Biotechnology

What will be the H+ ion concentration in a solution prepared by mixing 50.0 mL of 0.20 M NaCl, 25 mL of 0.10M NaOH and 25.0 mL of 0.30M HCl?

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#Question id: 15643

#Part-B Specialized Branches in Biotechnology

The decrease in apparent viscosity of a liquid with increasing shear rate, is known as

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#Question id: 3030

#Part-A Aptitude & General Biotechnology

Which of the following features of prokaryotic biology involves metabolic cooperation among cells?

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#Question id: 14751

#Part-B Specialized Branches in Biotechnology

In growth curve graph, in which the biomass is plotted against time, the slope represents

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