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Every MDCAT chapter now connects its lesson, notes, activities, diagram, test and printable sheet. Cambridge learners can practise structured responses.
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YOUR LEARNING WORKSPACE
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16 chapters
Acellular Life
From capsids and envelopes to genome classes—a connected explanation of how viruses reproduce without being cells.
Open chapter route ↗02 · 2 activities · 100 questions · printable sheetBioenergetics
Trace carbon, electrons and energy through glycolysis, the link reaction, the Krebs cycle and oxidative phosphorylation.
Open chapter route ↗03 · 7 activities · 100 questions · printable sheetBiological Molecules
Connect water, carbohydrates, lipids and proteins to the chemical features that make their biological roles possible.
Open chapter route ↗04 · 5 activities · 100 questions · printable sheetCell Structure & Function
Connect organelle structure with function, then follow how substances cross a selectively permeable membrane.
Open chapter route ↗05 · 5 activities · 100 questions · printable sheetCoordination & Control
Follow ions and channels across an axon membrane, then see how an electrical signal becomes chemical at a synapse.
Open chapter route ↗06 · 4 activities · 100 questions · printable sheetEnzymes
Understand what an active site really does, why rates change, and how competitive and non-competitive inhibitors differ.
Open chapter route ↗07 · 2 activities · 100 questions · printable sheetEvolution
Separate historical explanations from modern evolutionary reasoning and follow how heritable variation changes populations.
Open chapter route ↗08 · 3 activities · 100 questions · printable sheetReproduction
Connect reproductive anatomy with gamete production, menstrual-cycle feedback, fertilisation and early development.
Open chapter route ↗09 · 5 activities · 100 questions · printable sheetSupport & Movement
Connect sarcomere structure, calcium signalling and ATP-powered cross-bridge cycling in one continuous mechanism.
Open chapter route ↗10 · 5 activities · 100 questions · printable sheetInheritance
Build genetic ratios from chromosome behaviour instead of memorising 3:1 and 9:3:3:1 as isolated formulas.
Open chapter route ↗11 · 3 activities · 100 questions · printable sheetCirculation
Understand the heartbeat as a pressure-driven sequence and connect heart structure with pulmonary and systemic circulation.
Open chapter route ↗12 · 3 activities · 100 questions · printable sheetImmunity
See how barriers, inflammation, phagocytes, antibodies and T cells cooperate—and where immune memory comes from.
Open chapter route ↗13 · 5 activities · 100 questions · printable sheetRespiration
Follow oxygen from air to tissues, distinguish breathing from cellular respiration and calculate how depth, frequency and diffusion barriers affect exchange.
Open chapter route ↗14 · 2 activities · 100 questions · printable sheetDigestion
Follow mechanical and chemical digestion through the alimentary canal, then connect villus structure with nutrient absorption.
Open chapter route ↗15 · 7 activities · 100 questions · printable sheetHomeostasis
A complete mental model for receptors, control centres, effectors and the return toward a normal range.
Open chapter route ↗16 · 4 activities · 100 questions · printable sheetBiotechnology
A connected guide to recombinant products, monoclonal antibodies, nucleic-acid probes and therapeutic gene delivery.
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