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Notes/IGCSE/Biology (Combined Science)/Edexcel/Linear

Syllabus

Pearson Edexcel International GCSE Science (Double Award) — Biology (Linear) — 4SD0

- •Characteristics of living organisms1.1
- •Eukaryotic organisms1.2
  •Prokaryotic organisms1.3
  •Pathogens and viruses1.4
- •Sexual and asexual reproduction3.1
  •Fertilisation and embryo development3.2
  •Insect-pollinated and wind-pollinated flowers3.3
  •Fertilisation, seeds and fruits3.4
  •Practical: seed germination3.5
  •Food reserves in germinating seeds3.6
  •Asexual reproduction in plants3.7
  •Human reproductive systems3.8
  •Oestrogen and progesterone in the menstrual cycle3.9
  •The placenta3.11
  •Amniotic fluid3.12
  •Secondary sexual characteristics3.13
- •The genome and genes3.14
  •Genes and chromosomes3.15
  •Alleles3.19
  •Genetic terminology3.20
  •Polygenic inheritance3.22
  •Monohybrid inheritance diagrams3.23
  •Family pedigrees3.24
  •Probabilities in monohybrid crosses3.25
  •Sex chromosomes3.26
  •Sex determination diagrams3.27
  •Mitosis and chromosome number3.28
  •Roles of mitosis3.29
  •Meiosis and haploid gametes3.30
  •Random fertilisation and genetic variation3.31
  •Human diploid and haploid chromosome numbers3.32
  •Genetic and environmental variation3.33
  •Mutations3.34
  •Evolution by natural selection3.38
  •Antibiotic resistance3.39

Syllabus

Pearson Edexcel International GCSE Science (Double Award) — Biology (Linear) — 4SD0

- •Characteristics of living organisms1.1
- •Eukaryotic organisms1.2
  •Prokaryotic organisms1.3
  •Pathogens and viruses1.4
- •Sexual and asexual reproduction3.1
  •Fertilisation and embryo development3.2
  •Insect-pollinated and wind-pollinated flowers3.3
  •Fertilisation, seeds and fruits3.4
  •Practical: seed germination3.5
  •Food reserves in germinating seeds3.6
  •Asexual reproduction in plants3.7
  •Human reproductive systems3.8
  •Oestrogen and progesterone in the menstrual cycle3.9
  •The placenta3.11
  •Amniotic fluid3.12
  •Secondary sexual characteristics3.13
- •The genome and genes3.14
  •Genes and chromosomes3.15
  •Alleles3.19
  •Genetic terminology3.20
  •Polygenic inheritance3.22
  •Monohybrid inheritance diagrams3.23
  •Family pedigrees3.24
  •Probabilities in monohybrid crosses3.25
  •Sex chromosomes3.26
  •Sex determination diagrams3.27
  •Mitosis and chromosome number3.28
  •Roles of mitosis3.29
  •Meiosis and haploid gametes3.30
  •Random fertilisation and genetic variation3.31
  •Human diploid and haploid chromosome numbers3.32
  •Genetic and environmental variation3.33
  •Mutations3.34
  •Evolution by natural selection3.38
  •Antibiotic resistance3.39

Accommodation and the pupil reflex

Edexcel·Biology (Combined Science)·2.92·Linear

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