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Plant Responses
5
Transcript
Plant Responses
by Sue Lee and Victoria Wu
Figure 2A
Tropisms
Figure 1
Plant Communication:
What we used to think...
Table 4
Chemotropism
Phototropism
Table 1
Dazzler and McNeal as Alternative Hosts
Impatiens and Triticum as Alternative Hosts
Figure 2B
Plants
more than just a salad
Implications
- chemical signals -> growth
- host location and selection mechanisms
- similar to insect herbivores
Q1: What are tropisms?
What does this mean?
How is this information valuble?
Sources
Future Directions
carbon
- Veganstreet.com
- https://www.sciencenews.org/article/internal-clock-helps-young-sunflowers-follow-sun
- http://www.mammothmemory.net/biology/tropism-in-plants/other-tropisms.html
- Credit: Nigel Cattlin / Alamy http://www.bbc.com/earth/story/20141111-plants-have-a-hidden-internet
- http://xfrog.com/product/EA03.html
- http://www.bbc.com/earth/story/20141111-plants-have-a-hidden-internet
- http://www.gullosgc.com/plants/impatiens-walleriana/
- https://commons.wikimedia.org/wiki/File:Triticum_aestivum_(3849807244).jpg
- Volatile Chemical Cues Guide Host Location and Host Selection by Parasitic Plants. J. B. Runyon, et al. Science 313, 2006.
- http://science.sciencemag.org/content/345/6198/808
- https://www.mnn.com/your-home/organic-farming-gardening/blogs/dodder-vine-plant-communication
Thoughts?
How are plants more "living" than we thought?
Experimental Question: Do plant volatiles play a role in parasites' location of hosts?
Cuscuta pentagona latches onto tomato plant
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