Biology 7401

4 个单元 · 23 个章节

免费 Biology 7401 学习笔记，适合 AQA AS Level 学生。每个章节都覆盖一个重点主题，并附例题与可延伸到 thinka app 的练习提示。

Biological molecules

Monomers and polymers
Carbohydrates
Lipids
Proteins
Nucleic acids are important information-carrying molecules
ATP
Water
Inorganic ions

Cells

Cell structure
All cells arise from other cells
Transport across cell membranes
Cell recognition and the immune system

Organisms exchange substances with their environment

Surface area to volume ratio
Gas exchange
Digestion and absorption
Mass transport

Genetic information, variation and relationships between organisms

DNA, genes and chromosomes
DNA and protein synthesis
Genetic diversity can arise as a result of mutation or during meiosis
Genetic diversity and adaptation
Species and taxonomy
Biodiversity within a community
Investigating diversity

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