Question

Gene gun is one of the popular physical delivery methods. Microparticles that are loaded to deliver DNA are made up of which metal?

• A. Gold
• B. Silver
• C. Copper
• D. Titanium

Hint:

Consider the characteristics of metals suitable for biocompatibility and efficient DNA delivery.

Answer 1

The Correct Option is A

Gold microparticles are used in gene gun delivery methods because they are chemically inert, biocompatible, and provide a stable platform for attaching DNA. These properties ensure efficient DNA delivery into cells without causing significant cytotoxicity.