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Solution


Q.

Match the organism with its use in biotechnology:                        [2020]

(A) Bacillus thuringiensis — (i) Cloning vector
(B) Thermus aquaticus — (ii) Construction of first rDNA molecule
(C) Agrobacterium tumefaciens — (iii) DNA polymerase
(D) Salmonella typhimurium — (iv) Cry proteins

Select the correct option from the following.
1 A–(ii), B–(iv), C–(iii), D–(i)  
2 A–(iv), B–(iii), C–(i), D–(ii)  
3 A–(iii), B–(ii), C–(iv), D–(i)  
4 A–(iii), B–(iv), C–(i), D–(ii)  

Ans.

(2)