A-Level · AQA · OCR · Edexcel · CIE

The Smarter Way
to Revise A-Level Biology

Free spec-aligned revision notes, exam-style questions, flashcards and AI-powered feedback for A-Level Biology — every topic, every board, in one place.

0
Topic areas covered
0
Free quizzes every day
100%
Free to read notes
Cell Structure & Division Question 4 of 10

Which organelle is the main site of aerobic respiration?

ARibosome
BMitochondrion ✓
CGolgi apparatus
DNucleus
AI
Marked answers
9
Topic areas

Every A-Level Biology topic, covered

Spec-aligned notes across biological molecules, cells, physiology, genetics and ecology — click a topic to start revising for free.

Biological Molecules Cells & Division Exchange & Transport Respiration & Photosynthesis Gene Expression Genetic Information & Variation Genetics, Populations & Evolution Response & Homeostasis Organisms & the Environment

Everything you need to revise A-Level Biology

One subscription, every tool — no more juggling five different apps and a stack of revision guides.

Free Revision Notes

Concise, spec-focused notes for every A-Level Biology topic — free to read, with AI explanations when you sign in.

Exam-Style Questions

Practise A-Level Biology questions marked instantly, with model answers and topic-by-topic feedback.

Smart Flashcards

Spaced-repetition flashcards for the key definitions and facts that bring back what you're forgetting and space out what you know.

Timed Mock Exams

Sit full timed mocks by exam board, then get an instant breakdown of your strengths and weak topics.

Progress Tracking

See exactly which topics need more work with topic-level progress tracking and an AI-predicted grade.

Revision Planner

A personalised day-by-day revision schedule that adapts to your exam date and how you're progressing.

Popular A-Level Biology notes

Jump straight into the topics students revise most.

Browse all A-Level Biology notes Grade boundaries

A-Level Biology revision questions

Is BrightRevision's A-Level Biology revision free?

Yes. Every A-Level Biology revision note is free to read with no account and no card required. A free account adds daily exam-style quizzes and flashcards; mock exams and AI explanations come with the paid plan.

Which exam boards does it cover?

The notes follow the major A-Level Biology specifications - AQA, OCR, Edexcel and Cambridge International (CIE) - covering molecules, cells, physiology, genetics and ecology.

What topics are included?

Biological molecules, cell structure and division, exchange and transport, respiration and photosynthesis, gene expression, genetic information and variation, genetics and evolution, and response and homeostasis.

How should I revise A-Level Biology?

Read the spec-aligned notes for a topic, then test yourself with exam-style questions and flashcards. Use timed mock exams to build recall under pressure, and let progress tracking flag the topics to revisit - a proven active-recall approach.

Free planRevise free, every day
Every revision note5 quizzes a day5 flashcard decks a day1 Python challenge a day1 marked past paper a month
Start free

Ready to master A-Level Biology?

Free revision notes to read now — plus a free account with daily quizzes, flashcards and Python challenges. No card required.

Start free →