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Summary AQA Triple Biology: Variation and Evolution

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This is a revision powerpoint I used to revise for my GCSE exams. Filled with content from the specification, exam tips, questions, quizzes, animations, useful links and resources and everything in between in order for you to pass your exams!

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Connected book

Ann Fullick AQA GCSE Biology Student Book

Edition:Unknown
ISBN:9780198359371
Edition:1

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Institution: GCSE
Study: GCSE
Course: Biology
School year: 2

All documents for this subject (1105)

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Summarized whole book?: No
Which chapters are summarized?: Chapter 14
Uploaded on: December 9, 2022
Number of pages: 22
Written in: 2022/2023
Type: Summary

Subjects

gcse
biology
grade 9
flashcards
exams
questions

Content preview

Variation
and
evolutio
Biology chapter 14

,A bit on
• Not all parts of DNA code for proteins.
• Non-coding parts of DNA can switch gene

genes
and off
• variations in these areas of DNA may affe
how genes are expressed.

, 14.1
• Nature: Genetic variations caused by a
mutation

Variation
• Nurture: Environmental variation

• We can use identical twins to research
evidence of nature and nurture by putting
them in different environments
• However these studies have ethical conce
• It is easier to do it on plants

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Summary AQA Triple Biology: Variation and Evolution

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