Biology 7401

4個單元 · 23個課題

免費的Biology 7401學習筆記，專為AQA AS Level學生準備。下列每個章節都涵蓋一個重點主題，附有例題與練習提示，可在 thinka 應用程式中延伸練習。

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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