Botanic Garden Chemistry Audio Tour podkast

14. The caramel tree

18.10.2012

Botanic Garden Chemistry Audio Tour

0:00

2:55

Why the Katsura tree smells of caramel and how analytical techniques have solved the problem of what is responsible for the smell.

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21. Thank you and goodbye
18.10.2012
0:20
Thank you for exploring the Botanic Garden with our group of plant loving chemists.
20. Pigments from plants
18.10.2012
1:10
One small part of the plant kingdom makes a different type of pigment to all the rest.
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19. Plants in extreme environments
18.10.2012
0:41
How plants manage to photosynthesise in extreme environments.
18. Why are plants green?
18.10.2012
1:16
Why chlorophyll and hence plants, looks green.
17. Ancient pigments
18.10.2012
2:36
How chemistry can change the colour of dye molecules from plants.
16. Nitrogen fixation
18.10.2012
1:16
Hear about natures natural nitrogen fixers.
15. Nitrogen uptake by plants
18.10.2012
0:53
Why nitrogen is important to plants and the communities of microorganisms living in the soil.
14. The caramel tree
18.10.2012
2:55
Why the Katsura tree smells of caramel and how analytical techniques have solved the problem of what is responsible for the smell.
13. New medicines from plants
18.10.2012
1:05
Many modern medicines are derived from plants.
12. Healing molecules or poisonous plants?
18.10.2012
2:22
The notorious history of healing molecules. Many molecules from plants can be used as medicines but are also toxic if the dose is too large.

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