<p>A HarvardX introduction to biochemistry that explores the molecules of life, starting from simple building blocks and culminating in complex metabolism. The course is aimed at life-sciences and pre-medical learners and awards a verified HarvardX certificate; audit access is free.</p><ul><li>Covers macromolecule structure, enzyme kinetics and the central role of enzymes in cellular reactions.</li><li>Examines major metabolic pathways and their interconnection into regulated networks, using red blood cells, muscle and liver as case studies.</li><li>Introduces tools such as PyMOL for navigating protein structures.</li><li>Intermediate level; college-level introductory biology, chemistry and organic chemistry are recommended.</li><li>Self-paced across roughly 15 weeks at 4–6 hours per week.</li></ul><p>Enrol via edX to audit for free or purchase the verified certificate track.</p>