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5 Characteristics of Animals |
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Multicellular
Heterotrophic
Lack cell walls
Capacity to move at some point in their life
Sexual reproduction |
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Most diverse animal phylum |
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What cells make a sponge alive, how do sponges get their food? |
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Sponges get their food by filtering the water around them |
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How do sponges protect themselves? |
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By hard spikes found throughout their body. Some of these spikes can contain poisonous chemicals, also by releasing chemicals into the environment around them |
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Describe the 2 stages of the cnidarian's life cycle |
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Medusa and polip (metagenesis) |
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How do cnidarians protect themselves? |
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cnidarians have stinging cells called nematocysts located on their tantacles |
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Describe the type of symmetry of porifera, cnidarians, and the other phyla |
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Protostome and deuterostome |
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Protostomes- mouth develops then anus
Deuterostome- Anus develops then mouth |
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List and give an example of the 3 chordata subphylum |
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notochord, tunicates, lancelets |
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8 classes in vertebrata subphylum |
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Agnatha - jawless fishes
Placodermi - jawed armored fishes Chondrichthyes - cartilaginous fishes Osteichthyes - bony fishes Amphibia - Amphibians Reptilia - Reptiles
Aves - Birds Mammalia - Mammals |
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2 distinguishable characteristics of mammals |
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Give birth to live young
Presence of hair |
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