IB Biology B2.3 Definitions

This page contains our IB Biology definitions for B2.3. By learning each one of these definitions, you will fully cover the content for IB Biology 'Cell specialisation'.

All Topic 2 Sub-topics (HL)A2.1: Origins of cells A2.2: Cell Structure (HL)A2.2: Further cell structure (HL)A2.3: Viruses B2.1: Membranes And Transport (HL)B2.1: Further membranes and transport B2.2: Organelles & Compartmentalisation (HL)B2.2: Further organelles B2.3: Cell Specialisation (HL)B2.3: Further cell specialisation (HL)C2.1: Chemical signalling C2.2: Neural Signalling (HL)C2.2: Further neural signalling D2.1: Cell Division (HL)D2.1: Cell cycle (HL)D2.2: Gene expression D2.3: Water Potential (HL)D2.3: Further water potential

differentiation

The growth and development of cells into specialized cell types

emergent properties

The collective properties that develop in a group of cells that each individual cell cannot carry out

pluripotent

An ability of a cell to develop into many specialized cell types

stem cell

A pluripotent cell that is necessary in embryonic development, growth, and cell renewal

totipotent

An embryonic stem cell that can develop into any cell type.

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