flat worms!!. platyhelminthes flat worm the facts … body symmetry- bilateral reproduction- sexual...
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Flat worms!!
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Platyhelminthes
Flat Worm
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The Facts …
Body symmetry- Bilateral
Reproduction- Sexual and Asexual
(or regeneration)
Movement- Muscular or cilliary movement
Food- scavengers or parasites
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Tapeworms ! (ewwww)Tape worms are parasitic.
Host- an organism which the parasite lives in.
Parasite- absorb food from the host’s digestive system
Examples of creatures in Phylum
Platyhelminthes…
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Examples of creatures in Phylum
Platyhelminthes…
Planaria (Dugesia dorotocephala)
Eye spots (sense light only)
Planarians are famous for being able to regenerate lost body parts.
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This part is called the _Scolex_. It latches onto the intestine of the host animal.
How do tape worms get so long?The Scolex of the tapeworm attaches to the
intestine of the host. The tapeworm thrives
off the nutrients of the host. The scolex
produces a chain of segments that can
stretch on and on and on and on….
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How do tape worms get so long?
The Scolex of the tapeworm attaches to the
intestine of the host. The tapeworm thrives
off the nutrients of the host. The scolex
produces a chain of segments that can
stretch on and on and on and on….
What is the longest tape worm ever found to date?
In 1991, doctors pulled a totall of 37 feet of
tapeworm out of Sally Mae Wallace's body
through her mouth
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What do Planarian and Frankenstein have in common????
Regeneration !
Regeneration is….
The ability of an organism to regrow lost or dead parts.