Biology Lab Review - Sexual Reproduction of Flowering Plants

Part 2 - The Flower - Microscopic views - KEY

Photos by Dr. Rob Bowker, Glendale Community College, Glendale, Arizona
(These photos are protected by copright and may not be reproduced without written permission.)


This is a cross section of a flower part.

Is it a male or female flower part?

Name the flower part.  anther

What is produced by meiosis at "A"?  male spores (microspores)


This is the same flower part, mature.

What will be released through the opening at "B"? pollen grains

The structures released are what stage of the plant life cycle?  male gametophyte

What structure is "C"?  filament


This is a cross section through the central structure in a flower.

Is this a male or female flower part?
Name structure A.  embryo sac (female gametophyte)
Name structure B.  ovule
Name structure C.  pericarp (ovary wall)

Go to Flower, part 3



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