Question Detail

MIC 121 Role and Applications of Microorganisms Objective Question

Question

Which of the following microorganisms are commonly used as hosts in Recombinant DNA Technology to express foreign genes for products like insulin and growth hormone?
Options
A <i>Nitrosomonas</i> and <i>Nitrobacter</i>
B <i>E. coli</i> and yeast
Correct Answer
C <i>Agrobacterium tumefaciens</i> and <i>Bacillus subtilis</i>
D <i>Streptomyces griseus</i> and <i>Penicillium notatum</i>
Correct Answer

Option B is the correct answer.

Detailed Explanation

According to the 'Microorganisms in Biotechnology' section, E. coli and yeast act as hosts to express foreign genes for insulin, growth hormone, and many vaccines.

Hint

Think about the common 'workhorses' of genetic engineering.

Question Info