Which complex molecule, essential for life, had its double helix structure famously described by James Watson and Francis Crick in 1953, revolutionizing genetics?

💡 Explanation:

In 1953, James Watson and Francis Crick published their discovery of the double helix structure of Deoxyribonucleic Acid (DNA). This groundbreaking insight revealed how genetic information is stored and transmitted, laying the foundation for modern molecular biology and genetics.