DNA double helix is bound by_____________?

Related Mcqs:

1. Denaturation of double stranded DNA involves_______________?

   A. It gets broken down to nucleotides
   B. It becomes single stranded reversibly
   C. It becomes single stranded irreversibly
   D. It becomes double stranded irreversibly

2. An enzyme that makes a double stranded DNA copy from a single stranded RNA template molecule is known as____________?

   A. DNA polymerase
   B. RNA polymerase
   C. Reverse transcriptase
   D. Phospho kinase

3. Endogenous triglycerides in plasma is maximally bound to________________?

   A. Chylomicrons
   B. LDL
   C. VLDL
   D. HDL

4. Which of the following is a membrane bound enzyme that catalyzes the formation of cyclic AMP from ATP ?

   A. Tyrosine kinase
   B. Polymerase
   C. ATP synthase
   D. Adenylate cyclase

5. Which of the following process in involved in conversion of DNA to RNA___________?

   A. Conjugation
   B. Transduction
   C. Translocation
   D. Transcription

6. Unwinding of DNA is done by____________?

   A. DNAse
   B. Topo isomerase
   C. Ligase
   D. Reverse transcriptase

7. Which of the following is used in recombinant DNA technology ?

   A. Restriction endonucleases
   B. PCR
   C. Reverse transcriptase FISH
   D. None of these

8. On complete hydrolysis of DNA we will get all the following except______________?

   A. Deoxy pentose sugar
   B. Phosphoric acid
   C. Adenosine
   D. Purine bases

9. The portion of DNA in Which RNA polymerase binds and starts transcription is called______________?

   A. Terminator
   B. Anti terminator
   C. Operator
   D. Promoter region

10. In Cicatrial pemphigoid, which antigen is bound by IgG on the epidermal side of the salt split skin technique:___________?

    A. XVII collagen
    B. Epiligrin
    C. Laminin 5
    D. BP antigen 1 & 2