MCQs in Modern Genetics -2.

These MCQs may facilitate your reading and to have better scores.  
At the end of this MCQs you may find the answers for these questions.

1. In Recombinant DNA technology, the enzyme that cuts the DNA double helix at a given place is –
Kindly choose the Correct answer a) exonuclease b) endonuclease c) DNA ligase d) restriction endonuclease

2. The recombination of isolated foreign DNA and plasmid DNA is effected by ____.
Kindly choose the Correct answer a) DNA ligase. b) Exonuclease c) Endonuclease d) Restriction endonuclease

3. The host cell used in introducing recombinant DNA is –
Kindly choose the Correct answer a) bacteriophage b) E. coli. c) anabaena d) azatobactor

4. The first gene cloning was done by _____.
Kindly choose the Correct answer a) Herbert Bayer and Stanley Cohen. b) mayer and johannson c) Watson and crick d) Barbara McClintock.

5. The super bugs was first produced by--
Kindly choose the Correct answer a) Khorana b) Bayer and Stanley c) Anand chakrabarthy. d) Johannson

6. The gene for SCID disease called adenine deaminase is located on _____.
Kindly choose the Correct answer a) chromosome 23 b) chromosome 20. c) chromosome 18 d) chromosome 17

7. In Human beings how many mRNA`s have been identified --
Kindly choose the Correct answer a) 30,000. b) 40,000 c) 60,000. d) 80,000

8. The Nuclear transplantation technique was developed by --
Kindly choose the Correct answer a) Bayer and Stanley b) Mayer and Johannson c) Bridges and Watson d) R.Briggs and T.King.

9. In Human genome the number of genes identified so far is –
Kindly choose the Correct answer a) 30,000. b) 20,000 c) 15,000 d)10,000

10. The cloned sheep Dolly was produced by --
Kindly choose the Correct answer a) Dr.Ian Wilmut. b) J.Gurden c) Dr.Khorana d) Barbara Maclintock.

11. The replacement of corrective genes in the place of defective genes in human is –
Kindly choose the Correct answer a) transaction b) molecular farming c) gene therapy. d) genetic engineering

12. An example for value added data base is –
Kindly choose the Correct answer a) GDB human. b) Swiss –prot c) DDB-J d) gene bank NCBI/USA

13. WWW.ebi.ac.uk/embl is a --
Kindly choose the Correct answer a) nucleic acid sequence data base protein sequence data base. c) generalized data base d) genome data base

14. A protein chain contains approximately ____.
Kindly choose the Correct answer a) twenty different amino acids. b) ten different amino acids c) fifteen different amino acids d) hundred different amino acids

15. The term karyogram has now been replaced by another word called -
Kindly choose the Correct answer a) Angiogram b) idiogram. c) gene mapping d) Electro Cardio Gram

16. The disease Bubble Boy Syndrome is known as --
Kindly choose the Correct answer a) Thalassemia b) Huntington’s chorea c) Agammaglobulinemia d) Severe Combined Immunodeficiency.

17. This disease mostly affects boys --
Kindly choose the Correct answer a) Thalassemia b) Huntington’s chorea c) Agammaglobulinemia. d) Bubble Boy Syndrome

18. Sickle cell persons with the genotype HbsHbs suffer from a fatal __________
Kindly choose the Correct answer a) haemolytic anaemia. b) hepatomegaly c) splenomegaly d) allergy

19. The first fatal disease caused by a complete autosomal dominant gene in human is --
Kindly choose the Correct answer a) Albinism b) Thalassemia c) Huntington’s chorea. d) Agammaglobulinemia

20. Anand Chakrabarthy developed a strain of ________ bacterium to clear up oil spills.
Kindly choose the Correct answer a) TMV b) Pseudomonas. c) E. coli d) Pneumo coccus

           

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