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8. Plant hormones
How hormones help plants to grow in response to light and gravity. Read more
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Series 4: Homeostasis and response
How hormones help plants to grow in response to light and gravity.
Series 5: Inheritance, variation and evolution
1. Reproduction
Dr Alex Lathbridge breaks down the key facts about sexual and asexual reproduction.
2. Inheritance
How genetics determine biological sex and inherited health disorders.
3. Variation
Why variation happens within one species and the genetic and environmental causes.
4. Evolution
What evolution is and the four key stages of the process of natural selection.
5. Evidence for evolution
Dr Alex Lathbridge breaks down the different types of scientific evidence for evolution.
6. Changing organisms
How selective breeding and genetic engineering happens in a laboratory, pros and cons.
7. Classification
The Linnean System, the Three-Domain System and the Binomial System.
Series 6: Ecology
1. Organisation of ecosystems
How food chains are formed and how predators and prey interact.
2. Biotic and abiotic factors
The resources that plants and animals compete for and the factors that can change.
3. The carbon cycle
What happens to carbon at each stage of the cycle and the different processes involved.
4. The water cycle
The important processes throughout the cycle and what happens to water during each stage.
5. Decomposition
Factors that determine the rate of decomposition including temperature, water and oxygen.
6. Biodiversity and human impact on the environment
Why high levels of biodiversity are very important for our planet.
7. Climate change
How climate change affects organisms and ecosystems.
Series 7: Exam techniques for science exams
1. Introduction to exam techniques
Dr Alex Lathbridge gives you tips and advice on Science exam techniques.
2. How to revise
Dr Alex Lathbridge breaks down how to revise for your GSCE Biology exams.
3. Command words
Understanding the different command words in your Science GCSE exams.
4. Six-mark answers
How to write six-mark answers in your Science GCSE exams.
5. Maths skills
Brush up on the maths you need for your exam - percentages, averages & converting units.
6. Data analysis and application
Data analysis and Application Questions with Dr Alex Lathbridge
7. Questions about practicals
Questions about Practicals with Dr Alex Lathbridge.
8. Biological terminology
Revise the key science that are hard to spell.
