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16 Cards in this Set
- Front
- Back
What is cell theory?
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A cell is the smallest unit of life, and all organisms come from existing cells.
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What surrounds a cell?
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a plasma membrane composed of lipids, proteins and some carbohydrates
Water-soluble substances have difficulty diffusing through the membrane. |
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What is Protoplasm?
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Interior of a cell, including nucleus, cytoplasm, and everything else. on the INSIDE of the plasma membrane
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What is the cell wall and where is it?
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Plant cells are all surrounded by a CELL WALL made of cellulose. Cell wall is OUTSIDE of the plasma membrane
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What are cell walls good for?
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Cell walls from trees used to make paper
Cell walls from cotton used to make clothing |
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cells are organized into
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tissues
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cell divisions occurs mostly in plant..
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Meristems
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3 basic parts of plant tissues
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Dermal
Vascular ground |
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plants have 2 types of organs
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vegetative
reproductive |
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Horizontal above-ground stems growing along surface, making new plants
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Stolons
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Short fattened underground stem
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Corms
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Shortened, fattened underground stem with overlapping leaves
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Bulbs
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Thickened end of rhizome
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Tubers
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Horizontal underground stem
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Rhizomes
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Hydrophobic wax on plants
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Cuticle
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A reproductively isolated group of organisms with a common gene pool and similar physical characteristics
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Species
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