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* Doc Brown's Biology Revision Study Notes
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Suitable for GCSE/IGCSE/O level Biology/Science courses or equivalent
I
am gradually writing GCSE biology notes for AQA GCSE biology, Edexcel GCSE biology, OCR (gateway
science biology and 21st Century Science biology) exam board specifications.
Links to my new GCSE biology pages will be added to this
biology
index page AND to the GCSE science/biology pages summarising what you
need to know for any GCSE science/biology paper specification (link below).
see also at end of page
General CELL BIOLOGY revision notes index
Introduction to plant and animal cell structure and
function gcse biology revision notes
Stem cells and uses, and introduction to cell
differentiation and specialisation gcse biology revision notes
Cell division - cell cycle - mitosis, meiosis, sexual/asexual reproduction,
binary fission gcse
biology revision
Microscopy - the development and use of microscopes in biology gcse biology revision notes
Diffusion - including demonstration, factors &
Fick's Law, osmosis investigation and active transport gcse biology
Examples of surfaces for the exchange of substances in
animal organisms gcse biology revision notes
Respiration - aerobic/anaerobic in plants, fungi & animals,
substrates/products, experimental investigations
Enzymes - structure, functions, optimum conditions,
investigation experiments, digestion gcse
biology revision
See also
Enzymes and Biotechnology
(gcse chemistry notes)
Culturing microorganisms like bacteria - testing
antibiotics and antiseptics gcse
biology revision notes
Genetics - from DNA to GM and lots
in between!
DNA and RNA structure and Protein Synthesis gcse
biology revision notes
Introduction to the GENOME, gene expression -
considering chromosomes, alleles, genotype, phenotype, variations
An introduction to genetic
variation and the formation and consequence of mutations
gcse biology revision notes
Introduction to the inheritance of characteristics and
genetic diagrams (including Punnett squares) gcse biology
revision notes including technical terms, Mendel's work and inherited
disorders.
file genome4.htm will include Genetic
engineering gcse biology revision notes
plus DNA matching R.F helix
human genome research medical genetic testing
for potential disorder diseases improve healthcare
General HUMAN BIOLOGY revision notes
See also cell biology section
Introduction to the organisation of cells =>
tissues => organs => organ systems (e.g. in humans)
Examples of surfaces for the exchange of substances in
animal organisms gcse biology revision notes
See also
Enzymes - section on digestion and synthesis gcse
biology revision notes
The human circulatory system - heart, lungs, blood,
blood vessels, causes/treatment of cardiovascular disease
Homeostasis - introduction to how it functions (negative
feedback systems explained) gcse
biology revision notes
Homeostasis - control of blood sugar level
- insulin and diabetes
gcse biology revision notes
Homeostasis - osmoregulation, ADH, water control, urea and ion
concentrations and kidney function, dialysis
Homeostasis - thermoregulation, control of temperature
gcse biology revision notes
The brain - what the different parts do and the dangers
if damaged gcse biology revision notes
An introduction
to the nervous system including the reflex arc
gcse biology revision notes
Hormone systems - Introduction to the endocrine
system - adrenaline & thyroxine hormones
gcse biology revision
Hormone systems - menstrual cycle
gcse biology revision notes
Respiration - aerobic and anaerobic in plants and animals. gcse
biology revision notes
Keeping healthy - communicable diseases -
pathogen infections gcse
biology revision notes
Keeping healthy - non-communicable diseases
- risk factors for e.g. cancers gcse
biology revision notes
Keeping healthy - diet and exercise
gcse biology revision notes
Keeping healthy - defence against
pathogens, infectious diseases, vaccination, drugs, monoclonal antibodies
See also
Culturing microorganisms like bacteria - testing
antibiotics/antiseptics gcse
biology revision
Food tests for reducing sugars, starch, proteins and
lipids gcse
biology revision notes
The eye - structure and function - correction of vision
defects gcse
biology revision notes
Optics - lens types (convex, concave, uses),
experiments, ray
diagrams, correction of eye defects (gcse physics)
General PLANT BIOLOGY revision notes
See also cell biology section
Photosynthesis,
importance
explained, limiting factors affecting rate, leaf adaptations
gcse biology revision notes
Plant cells, transport and gas exchange in plants,
transpiration, absorption of nutrients, leaf and root structure
See also
Diffusion, osmosis, active transport, exchange of
substances - examples fully explained
Respiration - aerobic and anaerobic in plants (and
animals) gcse
biology revision notes
Hormone control of plant growth and uses of plant hormones
gcse biology revision notes
Plant diseases and defences against pathogens
and pests gcse biology revision notes
See also
Adaptations, lots explained including
plant examples
gcse biology revision notes
and a section on
Stem cells and uses - meristems in plants (at the end of the
page!)
Adaptations,
Environment, Ecology, Cycles,
Communities, Evolution and Speciation
Adaptations, lots of examples explained including extremophiles
gcse biology revision notes
Carbon cycle,
nitrogen cycle, water cycle and decomposition
gcse biology revision notes
Ecosystems - biotic & abiotic factors - interactions between organisms
- interdependency gcse biology notes
Food chains, food webs, trophic
levels and biomass
gcse biology revision notes
See also from GCSE chemistry notes
about pollution and climate change
Fossil fuel air pollution -
incomplete combustion, carbon monoxide & soot particulates
Pollution, Accidents
and Economic Aspects of the Petrochemical Industry
Greenhouse
effect, global warming, climate change,
carbon footprint from fossil fuel burning
Fossil fuel air pollution - effects of sulfur oxides
and nitrogen oxides
LINKS for my revision pages for
the NEW GCSE 9-1 science-biology courses, next exams May-June 2019
Revision Summaries for the new GCSE BIOLOGY courses that started with Y10 in
Sept. 2016
AQA GCSE Biology 8461
1st Paper (Topics 1-4 & Combined
Science Trilogy Biology 1 Topics 1-4)
AQA GCSE Biology 8461
2nd Paper (Topics
5-7 & Combined Science Trilogy Biology 2 Topics 5-7)
Edexcel GCSE (9-1) Biology 1st Paper
(Topics 1-5 & Combined
Science Biology 1 Topics 1-5)
Edexcel GCSE (9-1) Biology 2nd Paper
(Topics 1, 6-9 & Combined Science
Biology 2 Topics 1, 6-9)
OCR (9-1)
Gateway Science GCSE Biology
A
1st Paper
(Topics B1-3 & Combined
Science A Biology 1 Topics B1-3)
OCR (9-1)
Gateway Science GCSE Biology
A
2nd Paper
(Topics B4-6 & Combined
Science A Biology 1 Topics B4-6)
OCR (9-1)
21st
Century Science GCSE Biology B
Chapters
B1-3 (Chapters B1-3, GCSE Combined Science B
biology)
OCR (9-1)
21st
Century Science GCSE Biology B
Chapters
B4-6 (Chapters B4-6, GCSE Combined Science B
biology)
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