elongated and occur in long strands or cylinders providing support for surrounding cells.

plant cells that slack cytoplasm and other living components when they mature.

regions of rapidly growing divisions

thin cylinder of meristematic tissue that can run the entire length of the roots and stem.

produces cells that develop tough cell walls.

layer of cells that make up the outer covering on a plant.

two cells that form the stomata.

tubular cells stacked end to end forming stands of xylem called vessels.

long, cylindrical cells with pitted ends.

main food carrying vascular tissue.

contains cytoplasm but lacks a nucleus and ribosomes when it matures.

located by sieve tube members, containing a nucleus.

consist of parenchyma, collenchyma, and sclerenchyma cells and have diverse functions.

layer of parenchyma cells that covers the root tip and helps protect root tissues during growth

layer composed of ground tissues between the epidermis and vascular tissue of a root

cell layer at the inner boundary of the cortex; regulates the material that enters the plant's vascular tissues

plant tissue that produces lateral roots

stalk that connects a plant's blade to the stem

leaf-tissue layer that contains many chloroplasts and is the site where most photosynthesis takes place

loosely packed, irregularly shaped cells with spaces around them located below the palisade mesophyll

process in which water evaporates from the inside of leaves to the outside through stomata

plant hormone that moves in only one direction away from the site where it was produced and can stimulate the elongation of cells

group of plant hormones that are transported in vascular tissue and that can affect seed growth, stimulate cell divison and cause cell elongation

gaseous plant hormone that affects the ripening of fruits

plant hormone that promotes cell division by stimulating production of proteins required for mitosis and cytokinesis

reversible, responsive movement of a plant that occurs independent of the direction of the stimulus

response to an external stimulus in a specific direction

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BioII Vocab

Vocab, look up, turn in.

Question	Answer
parenchyma cells	Flexible thin walled cells.
collenchyma cell	elongated and occur in long strands or cylinders providing support for surrounding cells.
sclerenchyma cell	plant cells that slack cytoplasm and other living components when they mature.
meristem	regions of rapidly growing divisions
vascular cambium	thin cylinder of meristematic tissue that can run the entire length of the roots and stem.
cork cambium	produces cells that develop tough cell walls.
epidermis	layer of cells that make up the outer covering on a plant.
guard cell	two cells that form the stomata.
xylem	water carrying vascular tissue
vessel element	tubular cells stacked end to end forming stands of xylem called vessels.
tracheid	long, cylindrical cells with pitted ends.
phloem	main food carrying vascular tissue.
sieve tube member	contains cytoplasm but lacks a nucleus and ribosomes when it matures.
companion cell	located by sieve tube members, containing a nucleus.
ground tissue	consist of parenchyma, collenchyma, and sclerenchyma cells and have diverse functions.
root caps	layer of parenchyma cells that covers the root tip and helps protect root tissues during growth
cortex	layer composed of ground tissues between the epidermis and vascular tissue of a root
endodermis	cell layer at the inner boundary of the cortex; regulates the material that enters the plant's vascular tissues
pericycle	plant tissue that produces lateral roots
petiole	stalk that connects a plant's blade to the stem
palisade mesophyll	leaf-tissue layer that contains many chloroplasts and is the site where most photosynthesis takes place
spongy mesophyll	loosely packed, irregularly shaped cells with spaces around them located below the palisade mesophyll
transpiration	process in which water evaporates from the inside of leaves to the outside through stomata
auxin	plant hormone that moves in only one direction away from the site where it was produced and can stimulate the elongation of cells
gibberellins	group of plant hormones that are transported in vascular tissue and that can affect seed growth, stimulate cell divison and cause cell elongation
ethylene	gaseous plant hormone that affects the ripening of fruits
cytokinin	plant hormone that promotes cell division by stimulating production of proteins required for mitosis and cytokinesis
nastic response	reversible, responsive movement of a plant that occurs independent of the direction of the stimulus
trposim	response to an external stimulus in a specific direction

Created by: ryanwilson

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