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19 Cards in this Set
- Front
- Back
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_______________ are multicellular and eukaryotic |
animal |
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animal cells are specialized for different ______________ |
functions |
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animals have a protein call _____________ that surrounds the cells and helps them keep their shape |
collagen |
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animals get ________ for life processes by eating other organisms |
energy |
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animals __________their food |
digest |
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scientists have described and name more than 1.5 million ________ of animals |
species |
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animals can be grouped into two large categories. what are they |
vertebrates and invertebrates |
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animal with a backbone |
vertebrates |
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animals that does not have a backbone |
invertebrate |
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most of the animal kingdom is made up of ? what percent |
invertebrates 95 percent |
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symmetry desribes an organisms ? |
body plan |
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an animal with ___________ symmetry can be divided into two parts that are nearly mirror images |
radial |
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an animal with ________ symmetry cannot be dived into two parts that are mirror image |
asymmetry |
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molecules such as DNA, RNA, and ____________ in an animals cells can be used for classification |
proteins |
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the more similiar the DNA of two animals is, the more __________ the animals are related |
closely |
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scientsist classify the members of the animal kingdom into as many as 35 ________ |
phyla |
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the _________ major phyla contain 95-99 percent of all animal species |
nine |
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animals belonging to the same phylum have similar body ________ and other characteristics |
structures |
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only one animal phylum, __________ contains vertebrates |
chordata |
