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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

3 Reproduction and inheritance

(a) Reproduction

(b) Inheritance

3.14 Genome and genes

3.15 Chromosomes and genes

3.16B DNA structure

3.17B RNA structure

3.18B Protein synthesis

3.20 Genetic terminology

3.21B Codominance

3.22 Polygenic inheritance

3.23 Monohybrid inheritance

3.24 Interpreting family pedigrees

3.25 Monohybrid cross probabilities

3.26 Sex chromosomes

3.27 Sex determination at fertilisation

3.28 Mitosis and identical diploid cells

3.29 Roles of mitosis

3.30 Meiosis and haploid gametes

3.31 Random fertilisation and variation

3.32 Human diploid and haploid chromosome numbers

3.33 Variation within a species

3.35B DNA mutations and phenotype

3.36B Effects of genetic mutations

3.38 Darwin’s theory of evolution by natural selection

3.39 Antibiotic resistance

4 Ecology and the environment

5 Use of biological resources

6 Experimental skills

7 Mathematical skills

IGCSE/Edexcel/Biology//Concept/3 Reproduction and inheritance/(b) Inheritance/3.14 Genome and genes

3 Reproduction and inheritance

Syllabus: 2024
Section: 3
Level: —

Exam analysis

Most tested topics

(a) Reproduction
(b) Inheritance