IB Biology D2.1 Definitions

This page contains our IB Biology definitions for D2.1. By learning each one of these definitions, you will fully cover the content for IB Biology 'Cell cycle'.

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

cyclin

A protein that is involved in control of the cell cycle

oncogene

Genes involved in regulation of the cell cycle

Next Up

You have completed the topic 2 definitions for IB Biology - continue with related resources below or explore the full IB Biology course from the IBO.

Explored IB Biology Definitions?

Get stuck into one of our other subjects!

Other subjects' Definitions

Chemistry

Physics

Join 85,000 students, across 130+ countries, in 500+ IB schools. That's half of the IB science graduates worldwide.

Start a 7d free trial