AQA AS Level Biology
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AQA AS -Level Biology 1
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AQA AS Level Biology 88
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AQA AS level biology | 1
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AQA AS LEVEL BIOLOGY, 1
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Último contenido AQA AS Level Biology
AQA AS Level Biology Paper 2 2026 Mark schemeAQA AS Level Biology Paper 2 2026 Mark scheme
- Examen
- • 11 páginas's •
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AQA AS Level Biology•AQA AS Level Biology
2024 AQA AS LEVEL BIOLOGY EXAM WITH 100% VALID ANSWERS 

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- Examen
- • 8 páginas's •
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AQA AS LEVEL BIOLOGY•AQA AS LEVEL BIOLOGY
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Package deal for 2024 AQA A LEVEL BIOLOGY IMMUNITY UNIT 1, AQA AS LEVEL BIOLOGY EXAM QUESTIONS WITH CORRECT ANSWERS• Por Elitaa
AQA AS LEVEL BIOLOGY EXAM QUESTIONS WITH CORRECT ANSWERS UPDATED AND GRADED A++ ALREADY PASSED 
 
 
What are the three ways a pathogen can damage hosts cells? 
1) rupturing them to release nutrients inside them 
2) breaking down nutrients inside the cell for their own use. This starves and eventually kills the cell. 
3) replicating inside the cells and bursting them when they're released 
What are the two ways pathogens cause disease? 
1) production of toxins 
2) cell damage 
What are the lifes...
- Examen
- • 10 páginas's •
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AQA AS LEVEL BIOLOGY•AQA AS LEVEL BIOLOGY
what is RNA? 
ribonucleic acid 
MRNA and TRNA 
single stranded 
shorter 
AU CG 
 
 
what are biological molecules? 
molecules made and used by living organisms eg. lipids, carbs, DNA, AT, water, inorganic ions 
 
 
00:01 
01:15 
 
 
 
what are the functions of carbohydrates? 
-energy source (respiration) 
-energy store (starch and glycogen) 
-structure (cellulose) 
 
 
ATP structure? 
1 adenosine 3 phosphates 
ADP and energy= ATP 
condensation reaction using ATP synthase 
carries energy in bonds...
- Examen
- • 21 páginas's •
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AQA AS LEVEL BIOLOGY•AQA AS LEVEL BIOLOGY