Unit 12

OCR

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Classification and evolution 4.1.3

Class notes

Classification and evolution 4.1.3
5.0

(1)

5.0

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7

January 2020

2018/2019
Detailed notes on classification and evolution, including natural selection, adaptations and statistical tests. Notes written using OCR Biology A textbooks, past papers and more. Written by a student with all A*s at GCSE with an offer for Natural Sciences at Cambridge.
natland9
$4.79 More Info

PAG 12.1 - Investigating Iron content in Iron tablets, supplements - Research with sources + comprehensive method

Class notes

PAG 12.1 - Investigating Iron content in Iron tablets, supplements - Research with sources + comprehensive method
4.5

(6)

4.5

21

2

July 2019

2018/2019
Detailed PAG 12.1 research and method notes. Investigating the amount of Iron in iron tablets using titration using potassium manganate (VII) solution. The notes include a research section outlining why iron is vital to correct functioning
supernotes
$6.85 More Info