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IB Biology A1.2 Definitions

This page contains our IB Biology definitions for A1.2. By learning each one of these definitions, you will fully cover the content for IB Biology 'Further nucleic acids'.

All Topic 1 Sub-topicsA1.1: Water (HL)A1.1: Origin of water A1.2: Nucleic Acids (HL)A1.2: Further nucleic acids B1.1: Carbohydrates And LipidsB1.2: Proteins (HL)B1.2: Further proteins C1.1: Enzymes & Metabolism (HL)C1.1: Further metabolism C1.2: Respiration (HL)C1.2: Further respiration C1.3: Photosynthesis (HL)C1.3: Further photosynthesis D1.1: DNA Replication (HL)D1.1: Further DNA replication D1.2: Protein Synthesis (HL)D1.2: Further protein synthesis D1.3: Mutations (HL)D1.3: Gene editing

antiparallel

The property of DNA strands being next to each other but running in opposite directions

HL

nucleosome

A complex composed of DNA bound to an eight-histone protein core and a linker histone protein

nucleotide

The most basic unit of a nucleic acid

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