What you’ll learn7 learning objectivesChoose one objective for a focused lesson, or study the complete topic.12.1.1Energy needs in living organisms• Energy needs in living organisms: active transport, movement, anabolic reactions (DNA replication, protein synthesis)Syllabus objective12.1.2ATP features as universal energy currency• ATP features as universal energy currencySyllabus objective12.1.3ATP synthesis• ATP synthesis:- Substrate-linked reactions- Chemiosmosis in mitochondria and chloroplast membranesSyllabus objective12.1.4Energy values of respiratory substrates• Relative energy values: carbohydrates, lipids, proteins as respiratory substratesSyllabus objective12.1.5Respiratory quotient (RQ)• Respiratory quotient (RQ): ratio of CO2 produced to O2 taken inSyllabus objective12.1.6RQ calculations• Calculate RQ values from respiration equationsSyllabus objective12.1.7Respirometer investigations• Investigate using respirometers: determine RQ of germinating seeds or invertebratesSyllabus objective