6 results found for biology

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Sakmann 00:04:00

Bert Sakmann

by Bert Sakmann
Bert Sakmann
for 18-22 and upwards,
Lectures | 18-22 and upwards | 10 years ago | 1015 views
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Winner of the Nobel Prize 1991 in Physiology / Medicine 1991 together with Erwin Neher 'for their discoveries concerning the function of single ion channels in cells'

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Sanger 00:21:00

Fred Sanger – Father of Molecular Biology

by Fred Sanger
Fred Sanger – Father of Molecular Biology
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 5092 views
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Fred Sanger is often considered the father of modern molecular biology, and is one of the few people to have been awarded two Nobel prizes. Working in Cambridge he developed a new chromatographic method for determining amino-acid end-groups. His n....

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Crowther 01:05:00

Microscopy goes cold: secrets of frozen viruses

by Tony Crowther
Microscopy goes cold: secrets of frozen viruses
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 985 views
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Viruses are a major cause of death and disease. Too small to be seen by light microscopy, they were first visualised about 50 years ago by electron microscopy. Dr. Crowther describes his work on the development of the methods and illustrates how he h....

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Nagayama 00:58:00

Self-Assembly: Nature’s way to do it

by Kuniaki Nagayama
Self-Assembly: Nature’s way to do it
for 18-22 and upwards,
Lectures | 18-22 and upwards | 10 years ago | 875 views
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Biology operates at two levels: the large scale which we can see and the underlying microscopic one. The amazing way in which intermolecular forces cause protein arrays to self-assemble, enabling Nature to fabricate the large scale components of livi....

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Maynard-Smith life 01:00:00

The Origin of Life

by John Maynard Smith
The Origin of Life
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 818 views
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In modern organisms, there is a division of labour between two kinds of molecule: DNA, which stores and transmits genetic information, and proteins, which do all the work. They are connected by the 'genetic code', whereby DNA specifies what kinds of ....

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Allwood 00:20:00

Using magnetics to repair nerve damage

by Dan Allwood
Using magnetics to repair nerve damage
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 796 views
Rating:

A novel method of guiding nerve growth after accidents and traumas. Microscopic magnetic beads can be used to give direction to nerve re-growth.

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