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16. Nitrogen fixation

Series
Botanic Garden Chemistry Audio Tour
Embed
Hear about natures natural nitrogen fixers.
Creative Commons Licence
Creative Commons Attribution-Non-Commercial-Share Alike 2.0 UK (BY-NC-SA): England & Wales; https://creativecommons.org/licenses/by-nc-sa/2.0/uk/

Episode Information

Series
Botanic Garden Chemistry Audio Tour
People
Kylie Vincent
Keywords
biological processes
nitrogen depletion
Crop rotation
nitrogen fixation
Department: Botanic Garden
Date Added: 18/10/2012
Duration: 00:01:16

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15. Nitrogen uptake by plants

Series
Botanic Garden Chemistry Audio Tour
Embed
Why nitrogen is important to plants and the communities of microorganisms living in the soil.
Creative Commons Licence
Creative Commons Attribution-Non-Commercial-Share Alike 2.0 UK (BY-NC-SA): England & Wales; https://creativecommons.org/licenses/by-nc-sa/2.0/uk/

Episode Information

Series
Botanic Garden Chemistry Audio Tour
People
Kylie Vincent
Keywords
biological processes
nitrogen depletion
Crop rotation
nitrogen fixation
Department: Botanic Garden
Date Added: 18/10/2012
Duration: 00:00:53

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14. The caramel tree

Series
Botanic Garden Chemistry Audio Tour
Embed
Why the Katsura tree smells of caramel and how analytical techniques have solved the problem of what is responsible for the smell.
Creative Commons Licence
Creative Commons Attribution-Non-Commercial-Share Alike 2.0 UK (BY-NC-SA): England & Wales; https://creativecommons.org/licenses/by-nc-sa/2.0/uk/

Episode Information

Series
Botanic Garden Chemistry Audio Tour
People
James McCullagh
Keywords
Katsura
Cercidiphyllum japonicum
gas chromatography
mass spectrometry
Department: Botanic Garden
Date Added: 18/10/2012
Duration: 00:02:55

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13. New medicines from plants

Series
Botanic Garden Chemistry Audio Tour
Embed
Many modern medicines are derived from plants.
Creative Commons Licence
Creative Commons Attribution-Non-Commercial-Share Alike 2.0 UK (BY-NC-SA): England & Wales; https://creativecommons.org/licenses/by-nc-sa/2.0/uk/

Episode Information

Series
Botanic Garden Chemistry Audio Tour
People
Alison Foster
Keywords
galanthamine
new medicines
medicinal plants
Department: Botanic Garden
Date Added: 18/10/2012
Duration: 00:01:05

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12. Healing molecules or poisonous plants?

Series
Botanic Garden Chemistry Audio Tour
Embed
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.
Creative Commons Licence
Creative Commons Attribution-Non-Commercial-Share Alike 2.0 UK (BY-NC-SA): England & Wales; https://creativecommons.org/licenses/by-nc-sa/2.0/uk/

Episode Information

Series
Botanic Garden Chemistry Audio Tour
People
Diane Lim
Keywords
poisonous plants
medicinal plants
nightshade
tropane alkaloids
acetylcholine
scopolamine
atropine
Department: Botanic Garden
Date Added: 18/10/2012
Duration: 00:02:22

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11. The machine inside plants

Series
Botanic Garden Chemistry Audio Tour
Embed
The photosynthetic machinery inside plants is explained.
Creative Commons Licence
Creative Commons Attribution-Non-Commercial-Share Alike 2.0 UK (BY-NC-SA): England & Wales; https://creativecommons.org/licenses/by-nc-sa/2.0/uk/

Episode Information

Series
Botanic Garden Chemistry Audio Tour
People
Alison Parkin
Keywords
chloroplast
chlorophyll
Photosynthesis
photosystems
Department: Botanic Garden
Date Added: 18/10/2012
Duration: 00:01:13

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10. Colourful vegetables

Series
Botanic Garden Chemistry Audio Tour
Embed
Pigments from plants are different colours depending on the chemical environment they are in.
Creative Commons Licence
Creative Commons Attribution-Non-Commercial-Share Alike 2.0 UK (BY-NC-SA): England & Wales; https://creativecommons.org/licenses/by-nc-sa/2.0/uk/

Episode Information

Series
Botanic Garden Chemistry Audio Tour
People
Elizabeth Rayment
Keywords
colour change
cyanidin
anthocyanins
Red cabbages
Department: Botanic Garden
Date Added: 18/10/2012
Duration: 00:02:03

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09. The hottest plant in the world

Series
Botanic Garden Chemistry Audio Tour
Embed
How chillis and a euphorbia are helping to produce new painkillers.
Creative Commons Licence
Creative Commons Attribution-Non-Commercial-Share Alike 2.0 UK (BY-NC-SA): England & Wales; https://creativecommons.org/licenses/by-nc-sa/2.0/uk/

Episode Information

Series
Botanic Garden Chemistry Audio Tour
People
Ed Anderson
Keywords
pain relief
Scoville scale
Resiniferatoxin
chilli heat
Euphorbia resinifera
Department: Botanic Garden
Date Added: 18/10/2012
Duration: 00:02:36

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08. The chemistry of decaffeination

Series
Botanic Garden Chemistry Audio Tour
Embed
How chemistry impacts on decaffeination of the world's second most popular drink.
Creative Commons Licence
Creative Commons Attribution-Non-Commercial-Share Alike 2.0 UK (BY-NC-SA): England & Wales; https://creativecommons.org/licenses/by-nc-sa/2.0/uk/

Episode Information

Series
Botanic Garden Chemistry Audio Tour
People
Gem Toes
Keywords
benzene
Coffea canephora
decaffeination
caffeine
Coffea Arabica
robusta coffee
Department: Botanic Garden
Date Added: 18/10/2012
Duration: 00:01:44

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07. The many tastes of ginger

Series
Botanic Garden Chemistry Audio Tour
Embed
Ginger contains a cocktail of different molecules. The different molecules in dried, cooked and fresh ginger lead to different flavours.
Creative Commons Licence
Creative Commons Attribution-Non-Commercial-Share Alike 2.0 UK (BY-NC-SA): England & Wales; https://creativecommons.org/licenses/by-nc-sa/2.0/uk/

Episode Information

Series
Botanic Garden Chemistry Audio Tour
People
Ed Anderson
Keywords
gingerol
phenols
zingerone
Ginger
organic molecules
Zingiber officinalis
shogaol
rhizome
Department: Botanic Garden
Date Added: 18/10/2012
Duration: 00:02:08

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