Practicing Success

Target Exam

CUET

Subject

Biology

Chapter

Biotechnology -Principles and Processes

Question:
The enzyme ‘Taq polymerase’ which is used in PCR, has been isolated from which one of the following bacterium ?
Options:
Agrobacterium tumefaciens .
Escherichia coli .
Thermus aquaticus .
Penicillium notatum .
Correct Answer:
Thermus aquaticus .
Explanation:
The enzyme ‘Taq polymerase’ which is used in PCR, has been isolated from a bacterium, Thermus aquaticus), which remain active during the high temperature induced denaturation of double stranded DNA .