Midterm_PPT_(PDF)

Midterm_PPT_(PDF) - PHYLUM PORIFERA Phylum Porifera...

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PHYLUM PORIFERA
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This simplest sponge type has it’s choanocytes located in it’s spongocoel. Note buds (asexual reproduction) and many oscula (plural of osculum) on this slide. [fig 1.3-A] Phylum Porifera- Asconoid Type Sponge:
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Phylum Porifera-Asconoid Type Sponge: note spicules, spongocoel, osculum & bud [fig 1.3-A]
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This simplest sponge type has it’s choanocytes located in it’s spongocoel. Its also a small sponge type. [fig 1.3-A] Phylum Porifera- Asconoid Type Sponge:
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An example of a syconoid-type sponge.This sponge type has it’s choanocytes located in its radial canals. Note the prominent spicules [fig 1.4] Phylum Porifera- Syconoid Type Sponge:
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a longitudinal & cross-sectional view. Note the osculum (A), spongocoel, radial canals & the choanocytes lining the radial canals. A magnified view of a radial canal showing individual choanocytes is included. [fig 1.4] A Phylum Porifera-Syconoid Type Sponge:
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Phylum Porifera-Syconoid Type Sponge (CS): This is a close-up of a cross-section through the radial canals of a syconoid-type sponge. Note the radial canals, the choanocytes lining canals, & osculum [fig 1.4]
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These are examples of the most complex sponge type. The choanocytes
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This note was uploaded on 06/13/2011 for the course BIOLOGY bsc2011L taught by Professor Dr.tschinkel during the Fall '11 term at FSU.

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Midterm_PPT_(PDF) - PHYLUM PORIFERA Phylum Porifera...

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