What are stem cells?
Youtube video – animation from Great Ormond Street Hospital – provides an introduction to stem cells suitable for KS2 or KS3 – explained in a very straightforward way.
The DNA song
Youtube song – covers DNA structure, catchy and annoying. Best way to remember!
Interactive BBC quiz / scenarios exploring ethical issues – useful things to think about when preparing for interviews etc.
Agar cell diffusion experiment
Surface area to volume ratio experiment – make jelly cubes and investigate effect of surface area on rate of diffusion. Instructions are suitable for home experimenting (remember to do a risk assessment!)
AQA a level notes blog
Blog consisting of revision notes for A level biology topics – AQA spec. Revision note style with diagrams.
BBC science resource site – lesson plans, videos, quizzes, live lessons, sign up and join in for KS2 science.
Bee stings – acid or alkali?
Interesting article on bee stings, wasp stings and neutralisation. Useful background reading.
Physics and maths tutor biology revision
Resources for A level biology revision organised by topic area and exam board. The notes are copies of the Bio Factsheets, and the questions are not specifically past exam paper ones, but still very useful for revision.
Save my exams
Past paper questions organised into topic areas, with mark schemes. Useful for OCR and Edexcel (no AQA Biology on here at time of adding this link). Only first couple of topics are free to access.
Heckmondwike Grammar School notes
Brilliant set of notes. Comprehensive detail, clearly explained with useful diagrams. Specifically written for Edexcel B but useful for all specifications. Also includes a data handling section which is really helpful for maths skills. Very very useful.
Sickle cell anaemia
Short video from the DNA Learning Centre explains how a point mutation causes the change to the structure of haemoglobin which leads to sickle cell anaemia (Edexcel spec.)
Difference between sense and antisense strands of DNA
From Major Differences site, explanation of the difference between the sense and antisense strands of DNA, including link to video (Edexcel spec.)