Igcse Biology Definition

This document provides key definitions for IGCSE Biology. It defines important biological terms under categories such as characteristics of living organisms, organisation of organisms, movement into and out of cells, biological molecules, enzymes, plant and human nutrition, transport in plants and animals, diseases and immunity, gas exchange and respiration in humans, excretion, coordination and response. Examples of definitions include diffusion,...

This document provides key definitions for IGCSE Biology. It defines important biological terms under categories such as characteristics of living organisms, organisation of organisms, movement into and out of cells, biological molecules, enzymes, plant and human nutrition, transport in plants and animals, diseases and immunity, gas exchange and respiration in humans, excretion, coordination and response. Examples of definitions include diffusion, photosynthesis, circulatory system, pathogen, antigen, aerobic respiration, homeostasis and gravitropism.