Ch7.1Euk.Prokary.Plant&Animal

Ch7.1Euk.Prokary.Plant&Animal - CELLS .as units of...

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CELLS …..as units of Life . Ch. 7.1 A View of the Cell
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CELLS Basic units of: Structure and Function of all living things.
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WHAT DO WE MEAN BY: STRUCTURE ? FUNCTION ?
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STRUCTURE= HOW IT IS BUILT/CONSTRUCTED. FUNCTION= WHAT IT DOES, HOW IT WORKS .
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The Cell Theory: All organisms are composed of one or more cells The cell is the basic unit of organization for the organism All cells come from pre- exiting cells
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Two basic cell types: Prokaryotic cells Earliest cells Lack membrane bound organelles No nucleus No mitochondria Have membrane, cytoplasm & free DNA :
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An Organelle Is: A minute structure within a plant or animal cell that has a particular job or function.
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Prokayrotic cells: Bacteria
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Eukaryotic cells: May have evolved from Prokaryotic Have a nucleus that holds the DNA inside a membrane Have mitochondria Also have cell membrane & cytoplasm
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between animal and plant cells? ANIMAL
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Ch7.1Euk.Prokary.Plant&Animal - CELLS .as units of...

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