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19 Cards in this Set
- Front
- Back
apical meristem
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group of undifferentiated cells that divide by mitosis to produce increased length of stems and roots
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collenchyma
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type of ground tissue cell with a strong and flexible cell wall that helps support larger plants
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companion cell
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phloem cell that surrounds sieve tube elements
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cuticle
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a think, waxy layer on exposed outer surfacesof cells that protects against water loss and injury
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epidermal cell
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cell that makes up the dermal tissue, which is the outer covering of a plant
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meristematic tissue
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plant tissue found in the tips and shoots of roots that is responsible for plant growth (mitosis)
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parenchyma
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type of ground cell with thin cell walls and large vaculoes where most photosynthesis occurs
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sclerenchyma
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type of ground issue cell with a thick rigid cell wall that makes tissue tough and strong
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sieve tube element
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phloem cell that is joined end-to-end to similar cells to form a continuous tube
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trichome
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tiny cellular projection on surfaces of some leaves that helps protect the leaf and gives a fuzzy appearence
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vessel element
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a xylem cell that forms part of a continuous tube through which water can move
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Casparian strip
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waterproof strip that surrounds endodermis cells
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cortex
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spongy layer of ground tissue just inside the epidermis of the root
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endodermis
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layer of cells that encloses vascular tissue
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fibrous root
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part of a root system in which roots branch to such an extent that no single root grows larger than the rest
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root cap
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tough structure that protects the root as it forces its way through the soil
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root hair
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tiny projection from the outer surface of a root
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taproot
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primary root found in some plants that grow longer and thicker than other roots
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vascular cylinder
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cenral region of a root that includes the vascular tisse-xylem and phloem
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