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1446256
AQA Biology [B1] Part 2
Description
GCSE Biology Mind Map on AQA Biology [B1] Part 2, created by ryancharman98 on 11/10/2014.
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biology
gcse
Mind Map by
ryancharman98
, updated more than 1 year ago
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Created by
ryancharman98
almost 10 years ago
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Resource summary
AQA Biology [B1] Part 2
Survival
Adaptation
Animals
Weather
Cold
Small surface area: volume ratio
Hot
Large surface area: volume ratio
Plants
Lose water vapour through leaf
Competition
Animals
Mates
Territory
Food
Plants
Light
Water
Mineral ions in soil
Changes in environment
Distribution of living organisms
Make survival harder
Indicator species
Highlight pollution
Sulphur dioxide
Lichen distribution
Dissolved oxygen
Variation and Reproduction
Inheritance
Genes
Control characteristics
Passed on
Asexual reproduction
No gametes
Adult cell cloning
Tissue culture
Embryo splitting
All information comes from one parent
Genetic engineering
Transfers new genes to new organisms
Makes GM crops
Higher yields
More nutritious
Cause concern about health and environment
Makes embryos develop the certain characteristics
Evolution
New species arise when populations adapt to different environments
Darwin
Natural selection
Only fittest organisms survive
Able to reproduce
Mutation
Variation
Best adapted
Survival breed
Genes passed on
Gradually accepted
Energy
Recycled
Carbon cycle
Photosynthesis
Decomposed
Bacteria and fungi
Decay
Quicker in warm, moist conditions
Flows along food chain
Energy decreases from organism to organism
Biomass gets less also
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