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13 Cards in this Set
- Front
- Back
8 general features of animals
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1.heterotrophs
2.multicellular 3.no cell walls 4.most able to move 5.very diverse 6.most reproduce sexually 7. characteristc pattern of embryonic development 8.cells are organized into tissues |
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heterotrophs
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chemoheterptrophic
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instead of cell walls
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skeleon-give structure to the body
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endoskeleton
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inside of body
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exoskeleton
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outside of body
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sexual reproduction life cycle
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diplontic
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embryonic developement
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single fertilized egg-->embryo-->organism-->adult
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tissues
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association of cells of the same type
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5 key transitions noted in animal evolution
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1. tissues
2. symmetry 3. body cavity 4. development 5. segmentation |
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1. tissues is broken into two groups
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parazoa and eumetazoan
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parazoa have tissue or no tissue
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no tissue
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eumetazoan have tissue or no tissue
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tissue
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cleavage
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cell division
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