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GCSE COMBINED SCIENCE: SYNERGY 8465/1F Foundation Tier	Paper 1 Life and Environmental Sciences Mark scheme June 2020
- Exam (elaborations) • 26 pages • 2023
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01.4	2,8		1	AO2 4.1.2.5 
 
01.5	 
18 
percentage = 1 000 000 × 100		1	AO2 4.4.1.1 
 
01.6	visible light		1	AO1 4.3.2.1 
 
01.7	any two from: 
•	mutations (of genes / DNA / chromosomes) 
•	(skin) cancer 
•	sunburn / burning / blistering (of skin) 
•	eye damage / irritation / cataracts 
•	(premature) skin ageing	 
allow damages genes / DNA / chromosomes	2	AO1 4.3.2.6 
4.1.4.3 
4.3.1.2 
 
Total			8 
 
 
Question 2 
 
 
Question	 
Answers	 
Extra information	 
Mark	AO / Spec. Ref. 
 
02....
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