This section focuses on the practical applications of PCR, cloning, and recombinant DNA technology in medicine, agriculture, industry, and research. It is designed for Class 11–12 students, NEET aspirants, and undergraduate learners who want to connect molecular techniques with real-world uses.
In this section, you will study:
Use of PCR in disease diagnosis and forensic science
Applications of recombinant DNA technology in production of insulin, vaccines, and hormones
Role of cloning in gene expression studies and biotechnology research
Use of genetically modified organisms in agriculture
Application of molecular cloning in environmental and industrial biotechnology
Ethical, safety, and regulatory aspects of biotechnology applications
NCERT-based application questions, examples, and exam-oriented problems
The content is structured to enhance application-based understanding, strengthen practical reasoning, and help students confidently handle real-world and case-based questions in school exams, NEET, and undergraduate assessments.
Understand how PCR, cloning, and recombinant DNA technologies are applied to solve real-world problems in science, medicine, and agriculture.
Q. In cloning, what is the role of a vector?
A.
To provide a template for DNA synthesis
B.
To carry foreign DNA into a host cell
C.
To amplify RNA
D.
To degrade unwanted DNA
Solution
A vector is a DNA molecule used to deliver foreign genetic material into a host cell for cloning purposes.
Correct Answer:
B
— To carry foreign DNA into a host cell
