Two animations, from the Wellcome Trust, illustrate the life cycle of the trypanosomiasis protozoan parasite. They illustrate the journey of these single celled parasites, which cause human African trypanosomiasis or sleeping sickness, from the gut of the tsetse fly...

From the Wellcome Trust, this animation shows how the human immune system attempts to contain a tuberculosis infection and how the bacteria are transmitted to new people.

Tuberculosis usually affects the respiratory...

With an increase in tuberculosis (TB) throughout the world during the 21st century, this resource looks at what scientists are doing to combat a disease that many believed was a problem of the past.

The TB fact file describes the disease, its symptoms and incidence and reviews current research into its cause...

A Catalyst article about one botanist's exploratory expeditions around the world looking for new plant species.

This article is from Catalyst: GCSE Science Review 2004, Volume 15, Issue 2.

Catalyst is a science magazine for students aged...

This Catalyst article introduces Michael Pocock, an ecologist who surveys UK environments and constructs food chains of the species he identifies. The article is from Catalyst: Secondary Science Review 2014, Volume 25, Issue 3.

Catalyst is a...

This Catalyst article takes a look at the winners of the Nobel Prize for Chemistry 2012 who revealed how cells communicate.

All functions of the human body require signals to be released, detected by a receptor in the right place and an appropriate response to be mounted. For example, hormones can be...

Produced by Understanding Animal Research in collaboration with teachers, these materials aim to present how animals are used in research and encourage students to look at the issues involved.

Understanding Animal Research aims to improve public understanding of animal research. UAR works on behalf of...

This Mathematics Matters case study, from the Institute of Mathematics and its Applications, looks at how mathematicians' understanding of knots can help unravel potentially fatal knots in DNA molecules. Understanding how to manipulate tangles of DNA could help us create new treatments for diseases, so...

Whey is a waste product from the cheese industry. In this experiment students upgrade whey, by converting the lactose into glucose and galactose, or by growing the microorganism K.lactis on agar containing whey.

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These activities provide the standard procedures for methods which may be employed to measure blood pressure at the beginning and end of a fitness programme. Methods are provided for automatic digital devices, for using a manually inflated cuff and stethoscope and for ambulatory blood pressure monitoring. 

Produced by the Learning Skills Improvement Service (LSIS), this case study tackles the themes of harnessing technology and curriculum development. It looks at how the biology department of City and Islington College set up, trialled and integrated a Moodle virtual learning environment (VLE).

The approach...

Produced by the new economics foundation (nef), this resource contains activities to help students to discuss and understand the issues around childhood vaccination programmes. The materials contain teacher guidance, student information and a range of activities that promote discussion and debate.

Students...