135 results found for biology

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Witch-weed 00:12:00

‘Witch Weed’ – breaking the spell

by Various
‘Witch Weed’ – breaking the spell
for 14-19 and upwards,
Lectures | 14-19 and upwards | 2 years ago | 838 views
Rating:

Striga (witchweed) is a parasitic weed that seriously constrains the productivity of staples such as maize, sorghum, millet and upland rice on some farms in Uganda.  Kilimo Trust supported this initiative to try and control its spread.

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Liss 00:14:00

A biochemist investigating Parkinson’s Disease

by Birgit Liss
A biochemist investigating Parkinson’s Disease
for 14-19 and upwards,
Lectures | 14-19 and upwards | 8 years ago | 953 views
Rating:

Dr Liss investigates Parkinson's disease with genetics

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a crime 00:27:00

A Crime against Humanity

by Richard Roberts
A Crime against Humanity
for 18-22 and upwards,
Lectures | 18-22 and upwards | 2 years ago | 612 views
Rating:

When Monsanto first tried to introduce GMO seeds into Europe there was a backlash by the Green parties and their political allies, who feared that American agro-business was about to take over their food supply. Thus began a massive campaign not agai....

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Fisher 01:16:00

A molecular window into speech and language

by Simon Fisher
A molecular window into speech and language
for 18-22 and upwards,
Lectures | 18-22 and upwards | 7 years ago | 836 views
Rating:

Our capacity for complex speech and language remains one of the most intriguing aspects of being human. It has long been suspected that some answers to this enigma will be found buried within the genome. With recent advances in genetic technologies, ....

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A Personal View - L-N - Wuthrich - Meddicine 2014 00:36:00

A Personal View of the History of Nuclear Magnetic Resonance in Biology and Medicine

by Kurt Wurthrich
A Personal View of the History of Nuclear Magnetic Resonance in Biology and Medicine
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 705 views
Rating:

In 1952, Felix Bloch and Edward Purcell were awarded the Nobel Prize in Physics for the description of the phenomenon of nuclear magnetic resonance (NMR). Over the years, NMR has been used in a wide range of fundamental studies in physics, and in the....

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A Worm's Tale 01:12:00

A Worm’s Tale: Secrets of Inheritance and Immortality

by Craig Mello
A Worm’s Tale: Secrets of Inheritance and Immortality
for 14-19 and upwards,
Lectures | 14-19 and upwards | 2 years ago | 672 views
Rating:

Intracellular synthesis is immensely fast and complex.

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Moncada 01:09:00

Adventures in vascular biology

by Salvador Moncada
Adventures in vascular biology
for 18-22 and upwards,
Lectures | 18-22 and upwards | 7 years ago | 742 views
Rating:

Thirty years ago it was thought that the endothelium, a layer of thin, flat cells that line the interior surface of blood vessels was inert. However, major discoveries since then have demonstrated that it is a highly metabolic organ involved in maint....

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Hill 00:10:00

Anti-oxidants

by Ryan Hill
Anti-oxidants
for 14-19 and upwards,
Lectures | 14-19 and upwards | 7 years ago | 848 views
Rating:

Anti-oxidants and their importance in diet

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Atmosphere - L-N - Crutzen - Chem 2009 00:31:00

Atmosphere Climate and Chemistry in the Anthropocene

by Paul Crutzen
Atmosphere Climate and Chemistry in the Anthropocene
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 571 views
Rating:

Despite their relatively small mass, 10-5% of the earth biosphere as a whole, generations of ambitious 'homo sapiens' have already played a major and increasing role in changing basic properties of the atmosphere and the earth's surface. Human activ....

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Bacterial cell walls, antibiotics and the origins of life 01:10:00

Bacterial cell walls, antibiotics and the origins of life

by Jeff Errington
Bacterial cell walls, antibiotics and the origins of life
for 14-19 and upwards,
Lectures | 14-19 and upwards | 2 years ago | 399 views
Rating:

The cell wall is a crucial structure found in almost all bacteria. It is the target for our best antibiotics and fragments of the wall trigger powerful innate immune responses against infection. Surprisingly, many bacteria can switch almost effortl....

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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 | 8 years ago | 743 views
Rating:

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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Lander 01:19:00

Beyond the human genome project

by Eric Lander
Beyond the human genome project
for 18-22 and upwards,
Lectures | 18-22 and upwards | 7 years ago | 833 views
Rating:

Dr Lander and his colleagues have developed many of the key tools and generated many of the key information resources for modern mammalian genomics. Their work includes mapping and sequencing of the human, mouse, and other genomes. He was elected a m....

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