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| animals which have internal skeletons or backbones are grouped together. |
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| animals with external or no skeletons. |
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| not allow flexibility for the twisting and turning actions that are possible for animals with an inside skeleton |
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| there are only two choices at each branch. |
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| The science of classifying orginisms |
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| Need to see with microscop(cannot see with your own eyes |
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| can be seen with a microscope |
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| members of this group also usually possess pairs of " " or gill like openings in the neck region |
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| fish(cartilaginous skeleton) |
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| skeleton made of cartilage |
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| Skeleton made out of bone |
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| changing body temperature |
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| animals that grows inside the body of their mother. also known as eutherian |
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| are mammals that give birth when their young are at a very early stage of developement |
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| mammals that lays eggs are called monotremes. |
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| characteristics are flat body with no segments, head-like region and mouth opening but no anus. |
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| characteristics are most live in the sea, soft hollow body, only one body opening, live singly or in colonies, tentacles with stinging cells, no body organs such as heart or lungs. |
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| found in land and found in water, exoskeleton, segmented bodies, jointed and paired legs, most have antennae and compound eyes, most that live on land use tubes in the side of the body to breath, most that live in water use gills to breathe. |
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| worm-like body with no segments, mouth and anus, found in water, soil, plants and animals. |
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| found only in the sea, spine skin and arms that radiate from the center of the body, tube feet for movement, mouth and anus, body pattern based on five parts. |
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| found in water, spongy body with many holes, food and water enter though thin holes in body, wastes go out though a single large opening, usually fixed in one place to rocks or shells, skeleton made of glassy or chalky needles or spongy fibres |
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| most found in water; some in soil, segmented worm, round, soft bodied, take in air though moist skins |
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| most found in water; some on seashore and land, soft unsegmented body, usually covered with a protevtive shell, well formed head with eyes and/or tentacles, mouth and anus, muscular food for movement. |
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| Conifers Found on land, have true roots, stems and leaves, no flowers, form seeds between scales of a woody cone, most have fine, needle-like leaves |
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| Flowering plants, most found on land, most common type of plant, produce flowers, fruits and seeds, have true roots, stems and leaves |
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| Mosses and liverworts, found mainly in damp places, root like structures very fine and hair like, simple leaves or leaf like structures, usually only several centimeters long, spores are formed in a capsule. |
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| Ferns, found in moist shaded areas, no flowers, cones or seeds, spores, rather than seeds, found on the underside of leaf like frond, have proper roots and stems, most less than a meter high (except tree ferns) |
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| all live in water, often unicellular, no true roots, stems, leaves or flowers, no special tissue for transporting food or water, divided into groups depending on their colour, make their own food using photosynthesis |
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| no true roots, stems, leaves or flowers, usually multicellular some unicellular, no chlorophyll and unable to make their own food, usually obtain their food from other living or dead organisms, produce enzymes which break down food outside their cells, broken-down food is absorbed through their cell walls. |
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| Found on bare rocks, bark of trees, in cold polar regions and on mountain tops, no true roots, stems, leaves or flowers, made up of two different organisms: an alga and a fungus, algal cells live among tiny fungal threads, algal cells photosynthesise and supply the fungus with food, fungus, provides protection and anchorage for the algal cells, grow very slowly and are extremely long lived, often responsible for breaking down rocks, allowing other organisms to grow. |
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