Aqa a level biology 456 - Study guides, Class notes & Summaries
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AQA A Level Biology 4/5/6 mark questions (2023/2024) (Certified Answers)
- Exam (elaborations) • 17 pages • 2024
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AQA A Level Biology 4/5/6 
mark questions (2023/2024) 
(Certified Answers) 
In daylight, most of the water evaporates from the leaves but some is used by the plant. 
Describe the ways in which this water could be used by the plant. (6) 
1. (water is used in) the light-dependent reactions of photosynthesis; 
2. electrons from water enable ATP production / H+ are used to reduce NADP / 
produces O2; 
3. (water can be used in) hydrolysis reactions within the plant; 
4. to create turgor; 
5. as a sol...
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AQA A Level Biology 4/5/6 mark questions, (Certified Answers)
- Exam (elaborations) • 115 pages • 2024
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AQA A Level Biology 4/5/6 
mark questions, (Certified 
Answers) 
Many different substances enter and leave a cell by crossing its cell surface 
membrane. Describe how substances can cross a cell surface membrane. 
(5) 
1 (Simple / facilitated) diffusion from high to low 
concentration / down concentration gradient; 
2 Small / non-polar / lipid-soluble molecules pass via phospholipids / 
bilayer; 
OR 
Large / polar / water-soluble molecules go through proteins; 
3 Water moves by osmosis / from hi...
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AQA A LEVEL BIOLOGY 4/5/6 MARK EXAM | QUESTIONS & 100% CORRECT ANSWERS (VERIFIED) | LATEST UPDATE | GRADEA+
- Exam (elaborations) • 29 pages • 2024
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AQA A LEVEL BIOLOGY 4/5/6 MARK 
EXAM | QUESTIONS & 100% CORRECT 
ANSWERS (VERIFIED) | LATEST UPDATE | 
GRADEA+ 
Many different substances enter and leave a cell by crossing its cell surface membrane. 
Describe how substances can cross a cell surface membrane. (5) 
Correct Answer: 1 (Simple / facilitated) diffusion from high to low 
concentration / down concentration gradient; 
2 Small / non-polar / lipid-soluble molecules pass via phospholipids / bilayer; 
OR 
Large / polar / water-soluble ...
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AQA A Level Biology 4/5/6 mark questions with Verified Questions and correct Answers (NEWLY UPDATED 2024-2026 EXAM)Graded A+
- Exam (elaborations) • 27 pages • 2024
- Available in package deal
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- $18.49
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AQA A Level Biology 4/5/6 
mark questions with Verified 
Questions and correct 
Answers (NEWLY UPDATED 
 EXAM)Graded A+
-
AQA A Level Biology 4/5/6 mark questions (2022/2023) (Certified Answers)
- Exam (elaborations) • 33 pages • 2024
- Available in package deal
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- $9.48
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AQA A Level Biology 4/5/6 mark 
questions (2022/2023) (Certified 
Answers) 
Many different substances enter and leave a cell by crossing its cell surface membrane. Describe 
how substances can cross a cell surface membrane. (5) 1 (Simple / facilitated) diffusion from 
high to low 
concentration / down concentration gradient; 
2 Small / non-polar / lipid-soluble molecules pass via phospholipids / bilayer; 
OR 
Large / polar / water-soluble molecules go through proteins; 
3 Water moves by osmosis ...
And that's how you make extra money
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AQA A Level Biology 4/5/6 mark questions (2024/2025) Exam Questions and Answers 100% Solved
- Exam (elaborations) • 29 pages • 2024
- Available in package deal
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- $13.99
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AQA A Level Biology 4/5/6 mark 
questions (2024/2025) Exam Questions 
and Answers 100% Solved 
Many different substances enter and leave a cell by crossing its cell surface membrane. Describe 
how substances can cross a cell surface membrane. (5) 1 (Simple / facilitated) diffusion from 
high to low concentration / down concentration gradient; 
Small / non-polar / lipid-soluble molecules pass via phospholipids / bilayer; 
OR 
Large / polar / water-soluble molecules go through proteins; 
Water ...
-
AQA A LEVEL BIOLOGY 4/5/6 MARK QUESTIONS AND ANSWERS 100%
- Exam (elaborations) • 20 pages • 2023
- Available in package deal
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- $13.99
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AQA A LEVEL BIOLOGY 4/5/6 MARK QUESTIONS AND ANSWERS 100%AQA A LEVEL BIOLOGY 4/5/6 MARK QUESTIONS AND ANSWERS 100%
-
AQA A Level Biology 4/5/6 mark questions With Complete Solutions
- Exam (elaborations) • 15 pages • 2024
- Available in package deal
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- $12.49
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AQA A Level Biology 4/5/6 mark questions With Complete Solutions
-
AQA A Level Biology 4/5/6 mark questions & Answers(RATED A+)
- Exam (elaborations) • 13 pages • 2024
- Available in package deal
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- $12.99
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Many different substances enter and leave a cell by crossing its cell surface membrane. Describe how substances can cross a cell surface membrane. (5) - ANSWER1 (Simple / facilitated) diffusion from high to low 
 concentration / down concentration gradient; 
2 Small / non-polar / lipid-soluble molecules pass via phospholipids / bilayer; 
 OR 
Large / polar / water-soluble molecules go through proteins; 
3 Water moves by osmosis / from high water potential to low water potential / from less to mo...
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AQA A Level Biology 4/5/6 mark questions (2024) (Certified Answers)
- Exam (elaborations) • 33 pages • 2024
- Available in package deal
-
- $11.79
- + learn more
Many different substances enter and leave a cell by crossing its cell surface membrane. Describe 
how substances can cross a cell surface membrane. (5) 1 (Simple / facilitated) diffusion from 
high to low 
concentration / down concentration gradient; 
2 Small / non-polar / lipid-soluble molecules pass via phospholipids / bilayer; 
OR 
Large / polar / water-soluble molecules go through proteins; 
3 Water moves by osmosis / from high water potential to low water potential / from less to more 
n...
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