2,186 search results
Cell signalling
Science, Maths & Technology

Cell signalling

...Introduction - Even the simplest organisms can detect and respond to events in their ever-changing environment. Similarly, within a multicellular organism, cells are surrounded by an extracellular environment from which signals are received and responded to. Extracellular events are decoded and transmitted to relevant parts of individual cells by way of a series of...
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Level 3: Advanced 12 hrs
Energy in buildings
Nature & Environment

Energy in buildings

...Introduction - This free course, Energy in buildings, looks at the importance of energy in buildings in the UK, particularly housing. Topics covered include reducing the heating demand of houses, improving their heating systems and reducing the electricity used by appliances and lighting. These are all methods of reducing their overall CO2 emissions. This OpenLearn course...
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Level 3: Advanced 10 hrs
Reading and note taking – preparation for study
Society, Politics & Law

Reading and note taking – preparation for study

...Introduction - This course is about the very basic study skills of reading and taking notes. You will be asked to think about how you currently read and then be introduced to a some techniques that may help you to alter the way you read according to the material you are studying. In the second section you will be asked to look at some useful techniques for note taking and...
View course Reading and note taking – preparation for study
Level 1: Introductory 12 hrs
The meaning of crime
Society, Politics & Law

The meaning of crime

...Introduction - ‘Tough on the causes of crime.’ A famous phrase, but what is crime? This unit examines how we as a ‘society’ define crime. You will look at the fear that is generated within communities and what evidence is available to support claims that are made about crime rates. This OpenLearn course provides a sample of Level 1 study in Sociology...The meaning...
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Level 1: Introductory 8 hrs
Environment: understanding atmospheric and ocean flows
Nature & Environment

Environment: understanding atmospheric and ocean flows

...Introduction - The scientific theory of plate tectonics suggests that at least some of the Arctic lands were once tropical. Since then the continents have moved and ice has changed the landscape. This free course, Environment: understanding atmospheric and ocean flows, will concentrate on evidence from the last 800 000 years using information collected from ice cores from...
View course Environment: understanding atmospheric and ocean flows
Level 1: Introductory 10 hrs
Environment: treading lightly on the Earth
Nature & Environment

Environment: treading lightly on the Earth

...Introduction - This free course, Environment: treading lightly on the Earth, focuses on the problem of greenhouse gas emissions, especially carbon dioxide (CO2), and explores what you can do to lighten those emissions to help reduce the rate of climate change. You will assess your ‘carbon footprint’ and see what actions you and, if relevant, other household members...
View course Environment: treading lightly on the Earth
Level 1: Introductory 15 hrs
National identity in Britain and Ireland, 1780–1840
History & The Arts

National identity in Britain and Ireland, 1780–1840

...Introduction - In the 1780s there were two distinct, but connected, political entities to be found in the British Isles: the Kingdom of Ireland and the Kingdom of Great Britain. In January 1801, these kingdoms joined together to form a new state, the United Kingdom of Great Britain and Ireland. However, political union did not necessarily mean that all of the people...
View course National identity in Britain and Ireland, 1780–1840
Level 2: Intermediate 4 hrs
Meiosis and mitosis
Science, Maths & Technology

Meiosis and mitosis

...Introduction - This course looks at how units if inheritance are transmitted from one generation to the next. First you will look at what happens to the chromosomes of animals and plants during the process of sexual reproduction. Then you will examine how genes are transmitted in particular patterns from generation to generation. These two approaches combine to illustrate...
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Level 1: Introductory 8 hrs