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34 Cards in this Set
- Front
- Back
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the process that animals use to arrange themselves with respect to spatial features in the environment
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orientation behavior
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movement that orients the animals body with respect to the source of the stimulus
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taxis
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movement with respect to a light source
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phototaxis
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movement towards the light source
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positive phototaxis
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movement away from the light source
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negative phototaxis
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a movement that does not involve orientation with respect to the source of the stimulus (speed of movement, turning rate)
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kinesis
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the experimental animal in the phototaxis experiment
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planaria - flatworms aquatic
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planaria have a simple ______ composed of ganglia
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brain
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detect light and direction, do not form images
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eyespots
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no significant difference
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null hypothesis
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there is a significant difference
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alternative hypothesis
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methods of dispersal in plants
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wind, animal mediated pollination
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reproductive organs of plants
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flowers
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ripened ovary walls
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fruits
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mature ovule, final product of plant reproduction
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seeds
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seed leaf
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cotyledon
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one cotyledon
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monocot
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two cotyledons
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dicots
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single layer of flattened cells, gas-exchange surface lining of lungs
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simple squamous epithelium
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layers of flattened cells, skin
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stratified squamous epithelial
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single layer of cube shaped cells, line kidney tubules
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simple cuboidal epithelial
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single layer of tall column shaped cells, lines intestines
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simple columnar epithelial
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tapered cells that appear stratified but aren't, cilia in respiratory tract
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pseudostratified epithelial
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attaches epithelia to underlying tissue, serves as filler in organs
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loose connective tissue
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connective tissue that sores fat
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adipose tissues
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dense elastic tissue, tendon connects muscle to bone, ligaments connect bone to bone
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dense fibrous connective tissue
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tough flexible connective tissue, nose, ears, skeleton of infants
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connective: hyaline cartilage
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basic unit is the osteon surrounding a central canal
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connective: bone
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connective tissue that is in liquid matrix called plasma, contains erythrocytes, leukocytes, and platelets, produced in marrow of bone
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blood
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basic unit is neuron composed of cell body, axon, and dendrite
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nervous tissue
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basic unit is muscle fibers
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muscle tissue
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very long cells that are multinucleated
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skeletal/striated muscle
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contract slowly, involuntary, surround arteries, line digestive tract
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smooth muscle tissue
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myogenic-self stimulating, conduct impulse from cell to cell
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cardiac muscle tissue
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