Q27. Match the organism with its use in biotechnology.

Coluumn-I
a. Bacillus thuringiensis
b. Thermus aquatics
c. Aquabacterium tumefaciens
d. Salmonella typhimurium

Column-II
i. Cloning vector
ii. Construction of first rDNA
iii. DNA polymerase
iv. Cry proteins

2. a(iv) b(iii) c(i) d(ii)

Solution:
a. Bacillus thuringiensis - Cry proteins (insecticidal protein crystal)

b. Thermus aquatics - DNA polymerase (For thermal stability)

c. Aquabacterium tumefaciens - Cloning vector (Agrobacterium tumefaciens cell contains a plasmid known as the Ti (tumor-inducing) plasmid)

d. Salmonella typhimurium - Construction of first rDNA (constructed by Stanley Cohen and Herbert Boyer in 1972)

Q27. Match the organism with its use in biotechnology.

Coluumn-I
a. Bacillus thuringiensis
b. Thermus aquatics
c. Aquabacterium tumefaciens
d. Salmonella typhimurium

Column-II
i. Cloning vector
ii. Construction of first rDNA
iii. DNA polymerase
iv. Cry proteins