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Pollination Lab

Instructional Overview of Angiosperm Reproduction
by

Jeff Tremblay

on 8 November 2010

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Transcript of Pollination Lab

fig. 1
Angiosperm Reproduction
All the Parts
Lab Breakdown
Plant Sex!
Looking Ahead
Pollinators
Breaking it Down
Presentation
Examinations
Dissection
Male
Female
What are some Benefits to
Posessing Both Male
and Female Organs?
What are some Drawbacks
to Posessing Both Male
and Female Organs?
Provide Structural Support
Transfer of Reproductive Agents
Attract Pollinators
Fertilization
Fertilization: The union between sperm and egg. The
potential of successful fertilization is increased if pollen
is deposited to the stigma from a plant of a similiar species. Thus we witness...
Sexual Selection
Mate choice in animal-pollinated plants is affected through
the decisions of animals about which plant they will visit.
Plants can influence the behavior of their visitors (and thus,
improve their odds of sexual reproduction) through:
Detection
Rewards
Structure
CoEvolution
The change in biology of one particular item
triggered by another specific item.
Hummingbird
&
Ornithophilous
Dissection TIps
Sketch The Outside First!
Overly Careful
Wet Mount for Ovary
Avida-ED Next Week
Keep Collecting Data
*Things are'nt always as they seem...
Full transcript