Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 29714
TLS Online TPP Program

#Question id: 3865

Which of the following statements about E. coli RNA polymerase is false?

#Unit 3. Fundamental Processes

  1. Core enzyme selectively binds promoter regions, but cannot initiate synthesis without a sigma factor.

  2. RNA polymerase holoenzyme has several subunits.

  3. RNA produced by this enzyme will be completely complementary to the DNA template.

  4. The enzyme adds nucleotides to the 3' end of the growing RNA chain.

More Questions
TLS Online TPP Program

#Question id: 19880

#Unit 13. Methods in Biology

Restriction enzymes are also called as
TLS Online TPP Program

#Question id: 19881

#Unit 13. Methods in Biology

The DNA moleclule to which the gene of insert is integrated for cloning is called
TLS Online TPP Program

#Question id: 19882

#Unit 13. Methods in Biology

The vector containing the DNA fragment to be cloned
TLS Online TPP Program

#Question id: 19883

#Unit 13. Methods in Biology

Which of the following statements are true regarding rDNA technology?
a) rDNA technology is used to obtain large number of copies of specific DNA fragments
b) rDNA technology is used to obtain large quantities of the protein produced by the concerned gene
c) rDNA technology is used to integrate gene of interest into chromosomes where it express itself
TLS Online TPP Program

#Question id: 19884

#Unit 13. Methods in Biology

The first successful transformation of rDNA molecules into a bacterium was carried out by
TLS Online TPP Program

#Question id: 19885

#Unit 13. Methods in Biology

The plasmid used by Cohen and Boyer fr their transformation experiment was