BIOA02H3 Lecture Notes - Bromus, Cenozoic, Saponaria

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3 Feb 2013
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2013BIOAO2 S
Module 1
January 7th~Feb1 2013
Midterm date: Monday Febuary 4th 2013. 5-7pm
Module 2: Begins on Tuesday Feb 5th.
Total: 12 lectures
Lecture outline:
1-2: Tree of life-plants
3-4 Plant cells and plant tissues
5-6. From seed to tree
7-8. From tree to seed
9. Transport in plants
10. Plant nutrition and soils
11. Plant defense
12. Plant life on the edge.
Lecture 8 notes (From tree to seed);aka sex in plants
3) How to avoid doing it yourself
c) self incompatiblilty
no fertilization with own pollen because there is biochemical self recognization.
Stigma change biochemical surface, rejects its own pollen, if pollen gets into pollen
tube, a plug is produced to prevent inbred offspring.
e.g fruit trees such as apple trees, chrry, pear.
4) Sex slaves of the plant kingdom.
Flowers: ingenious solution of angiosperms: non-directed or directed moblilty of
pollen to seek egg.
Triassic, Jurassic, Cretaceous, Cenozoic era. angiosperms.
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