Mr Richard Burton, parent
June 2026
The AQA essay was the section that dropped my son's grade below an A. After four dedicated essay sessions he learned what synoptic depth looks like. He achieved...

Expert 1-on-1 A-Level Biology tutoring for AQA, Edexcel, OCR, and CIE. Master genetics, physiology, and essay technique — and reach Grade A or A*.
89%
reach Grade A or above
+1.8
average grade improvement
10+
years average tutor experience
Free
first lesson, no commitment
We cover every major specification. Your tutor matches your board, tier, and mark-scheme language so every lesson points toward exam performance.
Three 2-hour papers. Papers 1 and 2 cover core content; Paper 3 includes practical skills and an essay section (choice of two titles). The essay is unique to AQA.
Three papers with a strong focus on experimental and investigative biology. Includes an extended response section in each paper.
Three papers with unified biology questions that test synoptic links across topics. Practical skills are assessed within the written papers.
The international A-Level Biology specification. AS and A2 components plus a practical paper. Taken at international schools globally.
Three 2-hour papers. Papers 1 and 2 cover core content; Paper 3 includes practical skills and an essay section (choice of two titles). The essay is unique to AQA.
Three papers with a strong focus on experimental and investigative biology. Includes an extended response section in each paper.
Three papers with unified biology questions that test synoptic links across topics. Practical skills are assessed within the written papers.
The international A-Level Biology specification. AS and A2 components plus a practical paper. Taken at international schools globally.
Our tutors build deep understanding from the molecular level up — ensuring students can handle both the factual recall and the analysis questions that determine A-grade outcomes.
Step 1
We start with recent marks, confidence blockers, and the exact exam board so sessions feel personal from lesson one.
Step 2
Tutors connect concepts to examiner language, worked examples, and the habits that turn knowledge into marks.
Step 3
Parents see what changed after each session: topics covered, next steps, and the grade trajectory we are building toward.
Carbohydrates, lipids, proteins, DNA, RNA, water — structure, properties, and biological functions. Enzyme kinetics and the effects of inhibitors.
Prokaryotic and eukaryotic cell structure, cell organelles and their functions, the cell membrane, cell signalling, and cell division (mitosis and meiosis).
Gas exchange surfaces (lungs, fish gills, leaves), the mammalian heart and double circulation, blood vessels, haemoglobin, and transport in plants (xylem, phloem, transpiration).
DNA replication, transcription and translation, gene mutations, gene expression, inheritance (monohybrid, dihybrid, linkage, sex-linkage), and Hardy-Weinberg equilibrium.
Photosynthesis (light-dependent and light-independent reactions), respiration (glycolysis, Krebs cycle, oxidative phosphorylation), and the relationship between the two.
The nervous system, synaptic transmission, sensory receptors, muscle physiology, the endocrine system, homeostasis (temperature, blood glucose), and the kidney.
Population genetics, natural selection, speciation, ecological relationships, energy flow through ecosystems, and the impact of human activity on biodiversity.
Carbohydrates, lipids, proteins, DNA, RNA, water — structure, properties, and biological functions. Enzyme kinetics and the effects of inhibitors.
Prokaryotic and eukaryotic cell structure, cell organelles and their functions, the cell membrane, cell signalling, and cell division (mitosis and meiosis).
Gas exchange surfaces (lungs, fish gills, leaves), the mammalian heart and double circulation, blood vessels, haemoglobin, and transport in plants (xylem, phloem, transpiration).
DNA replication, transcription and translation, gene mutations, gene expression, inheritance (monohybrid, dihybrid, linkage, sex-linkage), and Hardy-Weinberg equilibrium.
Photosynthesis (light-dependent and light-independent reactions), respiration (glycolysis, Krebs cycle, oxidative phosphorylation), and the relationship between the two.
The nervous system, synaptic transmission, sensory receptors, muscle physiology, the endocrine system, homeostasis (temperature, blood glucose), and the kidney.
Population genetics, natural selection, speciation, ecological relationships, energy flow through ecosystems, and the impact of human activity on biodiversity.
+1.8
average grade improvement
The AQA Paper 3 essay (worth 25 marks) rewards biological depth, accurate use of terminology, and synoptic breadth — not just describing a topic. We practise writing essays on past titles with the mark scheme criteria explicitly in mind.
Higher-mark questions in all specifications require students to connect topics across the full course. We build 'concept maps' that show how topics link — e.g., how DNA connects to protein synthesis, enzyme action, cell division, and variation — making synoptic answers feel natural.
A-Level Biology papers include a high proportion of data analysis and experimental interpretation questions. We practise reading graphs, identifying trends, suggesting explanations, and evaluating methodology — skills that are separate from content knowledge.
Specialist tutors with board knowledge, strong academic backgrounds, and proven grade-improvement records.
AQA Senior ExaminerDr Claire Whitfield
Oxford DPhil Biology · AQA Examiner
A-Level Biology (all boards), IGCSE Biology, IB Biology
Avg +1.9 grade improvement
Genetics SpecialistMr Samuel Mensah
King's College London BSc Biomedical Science · PGCE
A-Level Biology AQA, Edexcel, OCR — genetics and physiology
91% of students reach Grade A+
CIE ExaminerDr Amelia Nguyen
UCL PhD Physiology
CIE A-Level Biology 9700, IB Biology HL, physiology specialist
Physiology and biochemistry specialist
June 2026
The AQA essay was the section that dropped my son's grade below an A. After four dedicated essay sessions he learned what synoptic depth looks like. He achieved...
June 2026
Respiration was my weakest topic — I couldn't connect glycolysis, the Krebs cycle, and oxidative phosphorylation. After two sessions building the pathway it fin...
June 2026
We needed a CIE Biology specialist. The tutor was an examiner who knew exactly which parts of the CIE syllabus have the most mark weighting. A for our daughter.

June 2026
My daughter was struggling with IB Mathematics HL and had almost given up hope of getting a 7. After just two months of weekly sessions with her ComboTutors tut...

June 2026
My son started tutoring for A-Level Physics about three months before his exams. His tutor was incredibly patient and broke down complex topics like electromagn...

June 2026
We needed help with GCSE Science for my son who found chemistry particularly challenging. His tutor made the sessions engaging and relatable—using real-world ex...
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98%
Student Improvement Rate
4.97
Average Rating
1,200+
Families Supported
Since 2020
Academic Excellence
Families usually want three things: a tutor their child respects, a plan that fits the real paper, and updates that make progress easy to follow.
We shortlist tutors who know the curriculum, teach clearly, and can coach the exact exam habits that lift marks.
Top-university academics and exam-savvy specialists.
Parents see what was covered, what improved, and what needs attention next, so progress never feels vague.
Structured feedback after every lesson block.
Sessions are matched to the student's board, tier, topic gaps, and exam timeline instead of generic subject tutoring.
Board-specific support with a measurable target grade path.
AQA Paper 3 includes a choice of two essay titles worth 25 marks. Essays are marked for biological content (up to 16 marks), breadth of knowledge across the specification, quality of written communication, and use of relevant examples. We practise essays on all past titles.
Content knowledge is necessary but not sufficient for A/A* grades. Higher-mark questions require application to novel experimental scenarios, analysis of data, and synoptic connections between topics. Our sessions build both the knowledge base and the analytical skills.
Practical skills are assessed through questions in all three written papers. These include designing experiments, calculating from data (rates, percentages, statistical tests), interpreting graphs, and evaluating methodology. We cover all of these in sessions.
Yes — genetics (inheritance, gene expression, mutation, population genetics) and molecular biology (DNA replication, transcription, translation, protein structure) are among our strongest areas. These topics connect the whole A-Level Biology course and are worth preparing in depth.
AQA Paper 3 includes a choice of two essay titles worth 25 marks. Essays are marked for biological content (up to 16 marks), breadth of knowledge across the specification, quality of written communication, and use of relevant examples. We practise essays on all past titles.
Content knowledge is necessary but not sufficient for A/A* grades. Higher-mark questions require application to novel experimental scenarios, analysis of data, and synoptic connections between topics. Our sessions build both the knowledge base and the analytical skills.
Practical skills are assessed through questions in all three written papers. These include designing experiments, calculating from data (rates, percentages, statistical tests), interpreting graphs, and evaluating methodology. We cover all of these in sessions.
Yes — genetics (inheritance, gene expression, mutation, population genetics) and molecular biology (DNA replication, transcription, translation, protein structure) are among our strongest areas. These topics connect the whole A-Level Biology course and are worth preparing in depth.

Book a free consultation and we will match you with a specialist A-Level a-level biology tutor who can make a real difference.