Which of the following statements is false regarding the sigma-factor? 

A. It does not have a DNA-binding domain. 

B. Interaction with the core enzyme unmasks the DNA-binding region. 

C. Subregions 2.4 and 4.4 are involved in promoter recognition. 

D. It can also bind to the nontemplate strand. 

TLS Online TPP Program

#Question id: 18718

#Unit 14. Methods in Biology

What does an E.Coli genomic library contain?

TLS Online TPP Program

#Question id: 18719

#Unit 14. Methods in Biology

Which vectors are mostly used for creating genomic libraries?

TLS Online TPP Program

#Question id: 18720

#Unit 14. Methods in Biology

The derivatives of M13 vector are exact counterparts of _________

TLS Online TPP Program

#Question id: 18721

#Unit 14. Methods in Biology

Which is the final step in the construction of a recombinant molecule?

TLS Online TPP Program

#Question id: 18722

#Unit 14. Methods in Biology

Which DNA ligase enzyme is used in genetic engineering?

TLS Online TPP Program

#Question id: 18723

#Unit 14. Methods in Biology

Which of the following will have more efficient ligation?