Which of the following is correct?
(1) The procedure for chemical safety testing / toxicity is the same as that used for testing toxicity of drugs
(2) Transgenic animals are more sensitive to the toxic substances than non-transgenic animals
(3) Golden rice, a genetically engineered rice has high vitamin A (β-carotene) content
(4) All are correct
Introduction of genetically modified food is not desirable because:
(1) Allergies and toxicity may be caused
(2) Incorporation of antibiotic resistance in human beings
(3) Disturbance in metabolism due to enzyme for antibiotic resistance
(4) All are correct
The use of bioresources by multinational companies and other organizations without proper authorization from the countries and people concerned without compensatory payment is called:
(1) Bioethics
(2) Biopiracy
(3) Bioterror
(4) Bioweapon
Which of the following is / are product(s) of genetic engineering:
A. Humulin
B. Hepatitis B vaccine prepared by yeast
C. Golden rice
D. Bt cotton
(1) A, B
(2) B, C
(3) A, B, C
(4) A, B, C, D
Which is incorrect?
(1) Specific Bt toxin genes have been isolated from Bacillus thuringiensis.
(3) In mammals insulin is synthesized as a prohormone
(4) ADA deficiency can be cured by bone marrow transplantation
Statement-I: Non-homologous DNA will attach to a DNA probe.
Statement-II: At high temperature, two complementary DNA strands will anneal.
(1) Only statement - I is true
(2) Only statement - II is true
(3) Both statements - I and II are true
(4) Both statements - I and II are false
Match the following :-
Column-I | Column-II | ||
I. | Biopiracy | (A) | Gene therapy |
II. | Retroviral vector materials | (B) | Illegal removal of biological |
III. | Biopatent entities | (C) | Right granted for biological |
IV. | Kohler and Milstein | (D) | Monoclonal antibody |
1. I - B, II - A, III - D, IV - C
2. I - B, II - A, III - C, IV - D
3. I - B, II - C, III - A, IV - D
4. I - D, II - A, III - B, IV - C
Match the following :-
Column-I |
Column-II |
I. Escherichia coli |
(A) Nif gene |
II. Bacillus thuringiensis |
(B) Interferon |
III. Rhizobium meliloti |
(C) Bt toxin |
IV. Pseudomonas putida |
(D) Bioremediation |
(1) I - B, II - A, III - D, IV - C
(2) I - B, II - A, III - C, IV - D
(3) I - B, II - C, III - A, IV - D
(4) I - D, II - A, III - B, IV - C
Probes are molecules of
(1) DNA
(2) RNA
(3) Proteins
(4) All of the above
New biotechnology utilizes new organisms developed from present organisms using
a. Mutations
b. Recombinant DNA Technology
c. Recombinations
d. All correct