My Revision Notes: WJEC GCSE Biology
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Language
English
ISBN
9781471883521
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Title Page
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Unit 1
1 Cells and movements across membranes
Microscopes and cells
Specialised cells and body organisation
Diffusion, osmosis and active transport
Enzymes
2 Respiration and the respiratory system in humans
Aerobic and anaerobic respiration
The respiratory system and breathing 1
The respiratory system and breathing 2
Smoking and the lungs
3 Digestion and the digestive system in humans
The process of digestion
Digestion of different food molecules
The digestive system
Digestive enzymes
The absorption of food, and diet
4 The circulatory system in humans
Blood and the circulatory system
The heart
Arteries, veins, and capillaries
Cardiovascular disease
5 Plants and photosynthesis
Introduction to photosynthesis
More about photosynthesis
Leaf structure
Transport in plants
The need for minerals
6 Ecosystems, nutrient cycles and human impact on the environment
Energy flow in the environment
Trophic levels
Ecological pyramids
Microorganisms in ecosystems
Nutrient cycles, conservation and farming practices
Pollution
Unit 2
7 The variety of life
Classification and biodiversity
Biodiversity and stability
Getting data about biodiversity − sampling
Getting data about biodiversity − animal populations
Animal populations, alien species and biological control
8 Cell division and stem cells
Genes, chromosomes, cell division and stem cells
Mitosis and meiosis
9 DNA and inheritance
DNA and genes
Genetic profiling and inheritance
Gender and genetic modification
10 Variation and evolution
Variation and inherited disease
Evolution
Natural selection
Mapping the human genome
11 Response and regulation
The nervous system and coordination
Plant responses and the eye
Homeostasis
12 The kidney and homeostasis
The excretory system and the kidneys
The process of excretion in the kidneys
The treatment of kidney disease
13 Microorganisms and disease
Basics of microbiology
Growing microorganisms
Applied microbiology
Pathogens and disease
The immune system
Antigens, antibodies and vaccination
Superbugs
Medicinal drugs and monoclonal antibodies
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