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27 Cards in this Set
- Front
- Back
simple microscope
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one lens ex magnifying glass
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endoplasmic Reticulum (ER)
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folded membranes some have ribosomes surrounding it (ROUGH ER) some are not(SMOOTH ER) transport network for molecules under construction
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compound microscope
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Has more thatn one lens ex light microscope
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electron microscope
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magnifies up to 100 times
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magnify
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objects appear larger
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cytoplasm
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gel like material surrounding organelles many chem. reactions take place here
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nucleus
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DNA found here contrals cell activity
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cell theroy
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1 all living things are mad of cells
2 cells are the basic unit of structure and function in living things 3 all cells come from cells |
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organic chemical compounds
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anything living or once living or from something living and contians carbon
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cell organelle
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a part of a cell; has own structure which helps it do its own job
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chloroplasts
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contains pigment that turns plant green-site of photosynthesis only in plant cells
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bacterial cell
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no nucleus have:
cell wall cell membrane ribosomes cytoplasm |
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molecule
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smallest unit of compound
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cell
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basic unti of life
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compound
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two or more chem. combined elements
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atom
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smallest unit of an element
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lysosomes
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vesicle contains enzymes to digest and clean up cell
only in animal cells |
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resolution
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describes how much detail you can see
high resolution= good clear detail low resolution= poor details; unclear |
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vacuole
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vesicle storage area for water, food and wastes plants have one big animals have lots
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cell wall
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only in plant cells cellulose gives wall rigid boxlike shape -channels that allow the passage of substances between cells
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ribosomes
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small round structures sit or protien synthesis
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cell membrane
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found in animal and plant cells
surrounds and contains cell parts plays imp. role in allowing substance to enter and leave the cell |
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golgi bodies
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modifies molecules and packages them into smaller sacs call vesicles
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element
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any substance that cannot be broken down into anything smaller
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inorganic chemical compounds
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dont contain carbon ex water:most chemical reactions require this
helps cells hold shape and regulate temperature not living has never lived |
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centrioles
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tubular structures occur in pairs control spindle formation in cell division only in animal cells
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mitochondria
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sit of cellular respiration
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