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30 Cards in this Set
- Front
- Back
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Mobility |
Is one way that separates animals from all other kingdoms |
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Motile |
Organisms that can move from place to place |
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Sessile |
Organisms that are permanently attached to an area |
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Vertebrates |
Have a backbone |
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Invertebrate |
Don't have a backbone |
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Assymetrical |
Having no particular body arrangement ex: sponge |
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Radial symmetry |
Body parts arrange in two sides which are usually mirror images of one another ex: humans |
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Dorsal |
Top surface of radial symmetric organism |
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Ventral |
Bottom surface of radial symmetric organism |
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Anterior |
Front end of bilaterally symmetric animal |
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Posterior |
Rear end of bilaterally symmetric animal |
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Medial |
The plane that divides a bilateral animal into mirror images |
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Segmentation |
Repeating units or segments of an organism (like an earthworm) |
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Tissue development |
The process by which cells differentiate into different tissues starting at the point of fertilization |
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Blastula |
Hollow ball of cells |
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Gastrula |
Cup shaped embryo |
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Ectoderm |
Outer layer forming skin, nerves, sense organs |
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Mesoderm |
Middle layer forming muscle, reproductive organs, circulatory system, excretory sysem |
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Endoderm |
Inner layer forming digestive tract, respiratory system |
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Coelomates |
Organisms that have a true coelom |
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Coelom |
Fully lined body cavity that is hollow |
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Blastopore |
An opening to the cavity formed during the blastula tract |
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Protostome |
Animal where blastopore develops into mouth |
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Deuterostom |
Animals where blastopore develops into anus |
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Hydrostatic tissues |
Skeletal system where muscles surround and we are supported by a water filled cavity |
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Digestion |
Intake and absorption of food for energy |
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Respiration |
Intake of oxygen in order to release the energy from food |
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Sensations |
Reactions to environmental stimuli; finding food and sensing danger |
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Reproduction |
Asexual and sexual |
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Hermaphrodite |
Animal having both male and female reproductive systems |
