Total Biochem is a strategy, indie, and casual game for PC that blends detailed biochemistry study tools with an interactive clinical mystery mode. Players engage with metabolic pathways, enzyme mechanisms, and diagnostic scenarios through structured lessons and hands-on hospital simulations.
Gameplay
The core loop centers on mastering biochemistry concepts through targeted practice and visual aids. Over 3,300 practice items cover 37 drill topics ranging from amino acids and enzyme kinetics to metabolic integration, inborn errors, lab methods, and the central dogma. Each topic includes a dedicated lesson that outlines rules, common traps, and exam-style figures such as kinetics plots and pathway boards.
Flashcards and cheat sheets support spaced review across 31 decks and more than 550 cards, with pinned reference materials like the pKa ladder, control points, and compartment maps. Mock exams allow custom test building with pace presets and deferred feedback to identify and address weak areas on a course map. Mechanisms receive step-by-step treatment in 15 walkthroughs that break down processes like serine proteases, PLP, TPP, kinases, and aldolases one electron push at a time.
The bonus clinical mystery shifts focus to application. Players work the night service across seven hospital floors, receiving patient stories and ordering lab tests against time and reagent limits using a single blood sample. The instrument displays raw traces that require interpretation, and pathway boards let players place blocks on specific steps to observe downstream effects. Matches between observed labs and simulated outcomes lead to a final diagnosis call with three answer options and no partial credit.
Game Modes
Study mode provides the full suite of drills, lessons, flashcards, cheat sheets, mock exams, and mechanism walkthroughs designed for course exams, MCAT review, or refresher work. Everything stays self-contained with no additional purchases required.
Play mode delivers the clinical mystery experience. Patients arrive floor by floor with unique cases, and players investigate by reading labs, blocking pathways, and uncovering hospital details such as swapped formulas or unusual visitor patterns through observation and targeted questions.
Core Mechanics and Progression
Progression ties directly to accurate interpretation and pathway manipulation. Misreading a trace places incorrect values in the patient file, while correct block placement reveals what accumulates or depletes in the body. The single blood sample constraint forces careful test selection, and the reagent budget adds resource management to each case. Floors introduce distinct narratives that reward exploration and precise questioning to resolve the underlying enzyme failure.
Reference tools remain available throughout both modes. The course map tracks cleared units, and spaced repetition on flashcards reinforces retention without external tracking systems.
Is It Worth Playing?
Total Biochem suits students preparing for biochemistry exams, MCAT review, or anyone returning to the subject after time away. The combination of structured drills and applied mystery cases creates a focused loop that rewards precise understanding of pathways and lab interpretation. All content comes included with no microtransactions or additional content required. Those seeking an educational strategy experience centered on real biochemical principles will find the systems align closely with exam-style demands and clinical reasoning practice.