Phylum Porifera Flashcards

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1
Q

Symmetry?

A

Radial or none

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2
Q

Tissue layers?

A

None

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3
Q

Coelom development?

A

None

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4
Q

Skeleton?

A

None

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5
Q

What’s in the porifera phylum?

A

Sponges

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6
Q

In phylum calcárea the class is calcárea

A

Spicules of calcium

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7
Q
In phylum sílicea 
There is class demospongiae and hexactinellida
A

Demospongiae- has common sponges

Hexactinellida- glass sponge

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8
Q

Why are sponges considered animals?

A

Same cell structure

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