3.3 Spider silk

The presence of regions of helical and sheet-like structures within a protein will affect its properties in different ways: a particularly striking example of this is provided by spider silk.

Imagine a polymer that forms fibres stronger, by mass, than steel and can be processed from water at ambient temperature and low pressure. As a consequence of its biological origin, it is extremely environmentally friendly and totally recyclable. It may sound like science fiction, but this i
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3.1 Protein diversity

Of course, our bodies can't just be made up of squidgy bubbles of phospholipid, or we would collapse in a heap on the floor! Stiffer frameworks, both inside and outside the cells, also exist and help to define shape and add strength. These frameworks are formed largely from structural proteins, a class of polymeric materials that form fibres and filaments to provide mechanical support for cells and tissues. Structural proteins are made inside cells but are often then moved into the spa
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Making Big Waves
If you have dreams of surfing the perfect wave, there is so much more to learn than just hanging-ten. Waves can come from many different types of sources, yet they all have very similar physical properties. Before you learn to surf the big waves, you should learn the science behind how they are created. In this video from QUEST, learn about the origins and the power of Big Waves along the Northern California Coast.  Run time 06:18.
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Life in the Palaeozoic
Fossils are a glimpse into the distant past and fascinate young and old alike. This unit will introduce you to the explosion of evolution that took place during the Palaeozoic era. You will look at the many different types of creatures that existed at that time and how they managed to evolve to exist on land.
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4.3 Tackling problems with debt
Debt has now become a part of everyday life, with personal debt in the UK topping £1.1 trillion in 2005. In this unit, you will explore the different types of debt and loans and some of the associated concepts, arming yourself with more information to plan your financial future.
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4.2 Which debt product?
Debt has now become a part of everyday life, with personal debt in the UK topping £1.1 trillion in 2005. In this unit, you will explore the different types of debt and loans and some of the associated concepts, arming yourself with more information to plan your financial future.
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4.1 How to finance a purchase
Debt has now become a part of everyday life, with personal debt in the UK topping £1.1 trillion in 2005. In this unit, you will explore the different types of debt and loans and some of the associated concepts, arming yourself with more information to plan your financial future.
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3.2 Liabilities and expenditure
Debt has now become a part of everyday life, with personal debt in the UK topping £1.1 trillion in 2005. In this unit, you will explore the different types of debt and loans and some of the associated concepts, arming yourself with more information to plan your financial future.
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3.1 Income and expenditure, and debt
Debt has now become a part of everyday life, with personal debt in the UK topping £1.1 trillion in 2005. In this unit, you will explore the different types of debt and loans and some of the associated concepts, arming yourself with more information to plan your financial future.
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2.5 Interest rates and individuals
Debt has now become a part of everyday life, with personal debt in the UK topping £1.1 trillion in 2005. In this unit, you will explore the different types of debt and loans and some of the associated concepts, arming yourself with more information to plan your financial future.
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2.4 Annual Percentage Rate (APR)
Debt has now become a part of everyday life, with personal debt in the UK topping £1.1 trillion in 2005. In this unit, you will explore the different types of debt and loans and some of the associated concepts, arming yourself with more information to plan your financial future.
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2.3 More on interest
Debt has now become a part of everyday life, with personal debt in the UK topping £1.1 trillion in 2005. In this unit, you will explore the different types of debt and loans and some of the associated concepts, arming yourself with more information to plan your financial future.
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2.2 The official interest rate
Debt has now become a part of everyday life, with personal debt in the UK topping £1.1 trillion in 2005. In this unit, you will explore the different types of debt and loans and some of the associated concepts, arming yourself with more information to plan your financial future.
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2.1 Some basics of debt and interest
Debt has now become a part of everyday life, with personal debt in the UK topping £1.1 trillion in 2005. In this unit, you will explore the different types of debt and loans and some of the associated concepts, arming yourself with more information to plan your financial future.
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1.4 Structure of the financial services industry
Debt has now become a part of everyday life, with personal debt in the UK topping £1.1 trillion in 2005. In this unit, you will explore the different types of debt and loans and some of the associated concepts, arming yourself with more information to plan your financial future.
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1.3 Liberalisation in the financial services industry
Debt has now become a part of everyday life, with personal debt in the UK topping £1.1 trillion in 2005. In this unit, you will explore the different types of debt and loans and some of the associated concepts, arming yourself with more information to plan your financial future.
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1.1 Debt: concepts and evidence
Debt has now become a part of everyday life, with personal debt in the UK topping £1.1 trillion in 2005. In this unit, you will explore the different types of debt and loans and some of the associated concepts, arming yourself with more information to plan your financial future.
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Family means parents and their children living in one house.  A family is divided into three types- a small family, large family and a joined family.  Indian video.

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Who was Ramon Llull?
Who Was Ramon Llull? is a website produced by the University of Barcelona's Centre de Documentació Ramon Llull, covering the life and works of the medieval thinker and prolific author. Llull (1232-1315) developed a system of thought which he called the Art, and is also known as an apologist, Christian philosopher, mystic, and novelist. He was one of the first major writers to use the Catalan language. The site offers biographical and historical information, discussion of his works, a gallery of
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