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| Levels of Body Organization |
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Definition
| Chemical Level (atoms and molecules), Cellular Level, Tissue Level, Organ Level, Organ System Level, Organismal Level |
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Boundary of the cell, lets things in and out
proteins and carbohydrates located here perform various functions |
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| Endoplasmic Reticulum (ER) |
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Definition
carry proteins to various locations
Rough ER houses ribosomes |
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| Site of protein synthesis |
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| Produce ATP (energy molecules) |
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small "bags" filled with digestive enzymes
cell clean up crew, security guards, and muderers? |
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| houses DNA, all genetic information |
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| short hair-like extensions on cell surfaces capable of movement |
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single, larger, whip-like extension used for cell propulsion
sperm cell tail is the only human example |
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Term
| a cell that functions to create lots of energy will have a lot of _______ in it |
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| a cell htat functions to move material across its surface will have a lot of _____ |
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| a cell that functions ot degrade or dissolve other cells will have a lot of ______ in it |
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most abundant and widely distributed type of tissue
functions to support, protect, & bind together
most have rich supply of blood vessels
composed of many different types of cells
great deal of fiber in between cells |
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Term
| Pseudostratified Epithelium |
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| areolar connective tissue |
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| under epithelium, packages organs |
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| under skin, around kidneys and eyeball, within abdomen and breasts |
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| Fibrous Connective Tissue |
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| covers ends of joints, nose, ears, trachea, interbertebral discs |
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| red marrow cavities of bones, spleen, tonsils, and lymph nodes |
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