3 results found for environment

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01:01:00

How embryos build organs to last a lifetime

by Brigid Hogan
How embryos build organs to last a lifetime
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 1065 views
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All the organs of our body originate from small founder populations of cells which multiply into complex structures. ÊAdult stem cells are used to maintain organs throughout adult life and to repair or regenerate them after damage.Ê Focusing on the....

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01:02:00

NeuroNavigation: how the brain represents the space we live in and finds our way around

by John O'Keefe
NeuroNavigation: how the brain represents the space we live in and finds our way around
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 1560 views
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Learning about new environments or locating ourselves in familiar environments are some of the most fundamental tasks that the brain performs. Information is not stored in response to biological needs such as hunger or thirst but on the basis of cogn....

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01:01:00

Is the Great Barrier Reef on Death Row?

by Charlie Veron
Is the Great Barrier Reef on Death Row?
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1821 views
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Professor J.E.N Veron, the former Chief Scientist of the Australian Institute of Marine Science and widely regarded as the world's leading authority on coral reef ecosystems, presents the effects that climate change is having on coral reefs.

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