Section 6 - Animals Flashcards

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1
Q

What are the basic characteristics of kingdom Animalia?

A

Eukaryotic

Heterotrophic

Multicellular

No cell walls

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2
Q

What are the major traits of an animal?

A

Presence of tissues

Symmetry

Body cavity

Embryonic development

Segmentation

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3
Q

What are the three types of body structures? (Body cavity wise)

A

Acoelomate

Pseudocoelomate

Coelomate

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4
Q

What are the characteristics of a sponge?

A

No tissues

Asymmetric

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5
Q

What are the characteristics of Cnidaria?

A

Radial symmetry

Sac like gut

Stinging cells

2 body types

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6
Q

When does bilateral symmetry evolve?

A

Platyhelminthes

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7
Q

What was the first deuterostome?

A

Echinodermata

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