IB Biology D3.2 Definitions

This page contains our IB Biology definitions for D3.2. By learning each one of these definitions, you will fully cover the content for IB Biology 'Monogenic inheritance'.

All Topic 3 Sub-topics A3.1: Diversity Of Organisms (HL)A3.1: Further diversity (HL)A3.2: Classification & cladistics B3.1: Gas Exchanges (HL)B3.1: Further gas exchange B3.2: Transport (HL)B3.2: Further transport (HL)B3.3: Muscle & motility C3.1: Body Systems (HL)C3.1: Plant systems C3.2: Defence Against Infectious Disease D3.1: Reproduction (HL)D3.1: Further reproduction D3.2: Monogenic Inheritance (HL)D3.2: Polygenic inheritance D3.3: Homeostasis (HL)D3.3: Further homeostasis

allele

Various specific forms of a gene that only differ from each other by one or a few bases

gene

A heritable factor that consists of a length of DNA and influences a characteristic

locus

A specific position on a chromosome

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