A) Define biotechnology

Here's the answer to question 9. a):

9. a) Define biotechnology

Biotechnology is the application of biological organisms, systems, or processes to manufacturing and service industries. It involves using living systems and organisms to develop or make products for specific uses, such as in medicine, agriculture, and industry.

The final answer is $\boxed{\text{Biotechnology is the application of biological organisms, systems, or processes to manufacturing and service industries.}}$