Nutrition, diet, digestion
A collection of Catalyst articles about nutrition, diet, and digestion.
Probiotics, Prebiotics
A Catalyst article about the human gut and the many microbes it hosts, mainly bacteria. Probiotics are live bacterial ingredients or supplements designed to multiply in the colon and have an impact on health.
This article is from Catalyst: Secondary Science Review 2008, Volume 18, Issue 4.
In the Pink: Colour from Carotenes
This Catalyst article explains how in nature, bioamplification causes substances to become more concentrated as they move from eater to eaten along a food chain.
This article is from Catalyst: Secondary Science Review 2008, Volume 19, Issue 2.
Unlocking the Genetic Diversity of Rice
This Catalyst article looks at wild rice which was domesticated a long time ago, and explores how understanding its genetic diversity can help to develop new strains.
This article is from Catalyst: Secondary Science Review 2011, Volume 22, Issue 2.
Supporting Dentists - Careers
A Catalyst article looking at careers in dentistry. Dental practices employ assistants, nurses, hygienists and therapists. Using case studies this article looks at the roles these jobs undertake.
This article is from Catalyst: GCSE Science Review 2004, Volume 15, Issue 1.
Extracting Iron from Cornflakes
This Catalyst article takes the form of a practical activity. Many breakfast cereals are fortified with iron and it is possible to extract this from the cereal by following the instructions in the article.
This article is from Catalyst: Secondary Science Review 2008, Volume 19, Issue 2.
Food Technology - Careers
A Catalyst article about careers in the food industry. The food and drink industries are part of a chain linking farming and growing through to food processing, manufacture and finally to the sale of food in supermarkets and restaurants.
This article is from Catalyst: GCSE Science Review 2006, Volume 17, Issue 1.
The Systems Physiology of Exercise *suitable for home teaching*
This Catalyst article looks at the effect exercise has on the body. Poor fitness contributes to poor life expectancy, and inability to exercise reduces quality of life in the ill or aged.
The article is from Catalyst: Secondary Science Review 2012, Volume 22, Issue 4.
Investigating Poisoning
In this Catalyst article, Tony Hargreaves looks at criminal poisoning and shows how forensic science is used to solve serious murder cases.
This article is from Catalyst: Secondary Science Review 2013, Volume 23, Issue 4.
Food additives
A Catalyst article about food additives. Some additives are natural and some are manufactured by the chemical industry. Some, like vitamin C, can come from either natural or artificial sources.
This article is from Catalyst: Secondary Science Review 2008, Volume 18, Issue 3.
Jaws of a shark
This Catalyst article looks at the career and interests of Dr Gareth Fraser, who has been interested in marine biology since he was a child. Dr Fraser describes how his interest is leading to surprising possibilities in the field of human dentistry.
This article is from Catalyst: Secondary Science Review 2016, Volume 26, Issue 3.