Biodiesel: used cooking oils and fats can be used as an alternative to fossil fuels to power vehicles.
In this post, Jayne gives examples of different types of lipids and explains what they are composed of and their corresponding functions in the human ...
An image of a virus particle
Viruses cause diseases such as the common cold, COVID-19, mumps, measles, HIV and Polio to name but a few. It is common at A Level to be ask...
Explaining Biology Clearly - you tube. Jayne now has a youtube channel where she is sharing her "no frills" explanations of the major biolo...
A high power image of bacterial cells.
Comparing Eukaryotic and Prokaryotic Cells In this post Jayne explains how to compare and contrast Eukaryotic and Prokaryotic cells. At A Le...
Carbohydrates in one form or another are found in in very many foods.
Carbohydrates or "Carbs" are not only essential components of a balanced diet, providing energy and fibre, but can also provide th...
Some molecules exist in two forms - a left handed and right handed form.
Year 13 chemistry students will find out that molecules can be "handed". This is the result of property known as chirality. Chemistry Nobel...
Hybrids help by being part electric which makes them more efficient but they still burn hydrocarbons.
If you're starting out on an A level chemistry course take a little time to revise the bits of chemistry below. You will ha...
Universal indicator is useful for giving an estimated value for the pH of a substance
This is one of the tougher topics in year 13 chemistry. In this post David deals with calculating the pH of strong acids and introduce...
If you are just about to start out on an A level course - now is the time to start getting your brain back in gear. In this post, the tutor...
