If gene isolate from marrow cells producing ADA is introduced into cells at early embryonic stage, it could be a permanant cure of ADA deficiency because the early embryonic cells :
1. Are more differentiated than the later stage cells
2. Are constantly dividing and do not get differentiated
3. Are easy to manipulate than the later stage cells
4. Are virtually immortal
To test the safety of polio vaccine, the organisms used are transgenic :
1. Mice
2. Pigs
3. Monkey
4. Cattle
If the goal were to create a plant resistant to an insecticide, which cell-based plant technology would be most effective ?
(1) clonal propagation
(2) cybridization
(3) protoplast fusion
(4) mutant selection
Which protein has been produced generating a transgenic sheep that is used for replacement therapy for individuals at risk from emphysema?
1. Plasminogen activator (rPA)
2. α-antitrypsin (ATT)
3. Casein
4. Amyloid precursor proteins
Consider the following statements :
I. The BCG vaccine is given as a protection against Tuberculosis
II. Oral polio vaccine is being used in the Pulse Polio Immunization programme in India
III. Hepatitis B vaccine is made with the help of recombinant E.Coli
Which of the above statements are true ?
1. I and II only
2. I and III only
3. II and III only
4. I,II and III
A genetically engineered micro-organism used successfully in bioremediation of oil spills is a species of:
(1) Pseudomonas
(2) Trichoderma
(3) Xanthomonas
(4) Bacillus
Which kind of therapy was given in 1990 to a four-year-old girl with Adenosine Deaminase (ADA) deficiency?
(1) Gene therapy
(2) Chemotherapy
(3) Immunotherapy
(4) Radiation therapy
The two polypeptides of human insulin are linked together by
(1) phosphodiester bonds
(2) covalent bonds
(3) disulphide bridges
(4) hydrogen bonds
Which part of the tobacco plant is infected by Meloidegyne incognitia?
1. Leaf
2. Stem
3. Root
4. Flower
Golden rice is a genetically modified crop plant where the incorporated gene is meant for
biosynthesis of
1. vitamin-B
2. omega 3
3. vitamin-C
4. vitamin-A