Biodiversity- Metazoan lineages

-Comprises animals other than protozoans and sponges. Some questions on body cavities (protstomes and deuterostomes) and body plans (radial and bilateral symmetry)

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  • Created by: Sarah
  • Created on: 07-02-12 22:47
What do organisms need to do to become multicellular?
Protein domains for communication and adhesion.
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What organisms are part of Cnidaria
Jellyfish, coral, medusae
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What do all Cnidaria have in common?
They are all protostomes
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What type of symmetry do Cnidaria show?
Radial
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What are the names of the 2 ends of bilateral organisms?
posterior and anterior
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Cephalisation is...?
accumulation of sensory organs at the anterior
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Place levels of organisation in the right order.
Protoplasmic, cellular, tissue, organ, organ systems
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What is the difference between an acoelomate and a pseudocoelomate?
Acoelomate has no pseudocoel and has athicker mesoderm
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What is the difference between a pseudocoelomate and a coelomate?
pseudocoelomate has no coelom, peritoneum and the coelomate has no pseudocoel.
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Other cards in this set

Card 2

Front

What organisms are part of Cnidaria

Back

Jellyfish, coral, medusae

Card 3

Front

What do all Cnidaria have in common?

Back

Preview of the front of card 3

Card 4

Front

What type of symmetry do Cnidaria show?

Back

Preview of the front of card 4

Card 5

Front

What are the names of the 2 ends of bilateral organisms?

Back

Preview of the front of card 5
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