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Pearson Edexcel International GCSE Biology (4BI1)

1 The nature and variety of living organisms

2 Structure and functions in living organisms

(a) Level of organisation

(b) Cell structure

(c) Biological molecules

2.7 Elements in biological molecules

2.8 Biological molecule structure

2.10 Enzymes as biological catalysts

2.11 Temperature and enzyme function

2.12 Enzyme activity practical

2.13 pH and enzyme function

2.14B Effect of pH on enzyme activity practical

(d) Movement of substances into and out of cells

(f) Respiration

(g) Gas exchange

(j) Co-ordination and response

3 Reproduction and inheritance

4 Ecology and the environment

5 Use of biological resources

6 Experimental skills

7 Mathematical skills

IGCSE/Edexcel/Biology//Concept/2 Structure and functions in living organisms/(c) Biological molecules/2.12 Enzyme activity practical

2 Structure and functions in living organisms

Syllabus: 2024
Section: 2
Level: —

Exam analysis

Most tested topics

(a) Level of organisation
(b) Cell structure
(c) Biological molecules
(d) Movement of substances into and out of cells
(e) Nutrition
(f) Respiration
(g) Gas exchange
(h) Transport
(i) Excretion
(j) Co-ordination and response