Biotechnology harnesses cellular processes to develop innovative technologies and products across various fields. It combines disciplines like genetics and molecular biology to modify organisms for specific purposes, offering solutions to global challenges in health, food security, and energy. Key breakthroughs in biotech include DNA structure discovery, recombinant DNA technology, and CRISPR gene editing. These advancements have led to groundbreaking medical treatments and agricultural innovations, while also raising complex ethical and regulatory questions that require careful consideration and public dialogue.