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112 Cards in this Set
- Front
- Back
five ways plants are important to peopl
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nourishment
medicines clothing and fabrics fuels ornamental plants |
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agriculture
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growing plants and raising animals for human use
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gasohol
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grains fermented into alcohol and mixed with gasoline; an alternative fuel for automobiles
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whats so great about ornamental plants
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beuty
preven soil eroison reduce noise provide habitats windbreakers provide shade moderate temperatures tourist attractions mental wellbeing |
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cereals
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grasses that contain grains
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cereal examples
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rice
wheat corn |
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root crops
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roots or underground stems that are rich in carbohydrates
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root crop examples
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potato
sweet potato yam |
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legumes
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members of the pea family that bear protein rich seeds in pods
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legume examples
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soybean
peanut bean |
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fruits
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the part of a flowering plant that usually contains seeds
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vegetable
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foods derived from the leaves, stems, seeds, and roots of nonwoody plants
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adaptation plant made for land:
nonvascular plants |
have cuticle
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adaptation plant made for land:
seedless vascular plants |
have vascular tissue
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adaptation plant made for land:
gymnosperms |
adapted seeds
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adaptation plant made for land:
angiosperms |
adapted fruits
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what does xylem tissue carry
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water and inorganic nutrients
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in what direction does xylem tissue carry things
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from roots to stems and leaves
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which tissue (xylem or phloem) aides in structural support
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xylem
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Which tissue (xylem or phloem) is dead at maturity?
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xylem
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which theory/hypothesis goes with xylem tissue
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cohesion-tension theory
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what does phloem tissue carry?
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organic nutrients
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in what direction does phloem tissue transport things
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in any direction
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which tissue (xylem or phloem) is alive at maturity?
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phloem
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which tissue has tracheids and vessel elements?
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phloem
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tracheid
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long, thick-walled sclerenchyma cell with tapering ends
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pits
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thin, pourous areas of cell wall (how water gets from tracheid to tracheid)
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vessel element
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sclerenchyma cell that has either large holes in top and botom walls or no end walls at all
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vessels
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vessel elements stacked in tubes
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which theory/hypothesis goes with phloem tissue
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pressure-flow hypothesis
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nonvascular plants are called
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bryophytes
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nonvascular plants have seeds or spores?
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spores
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nonvascular plants need water to do what
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reproduce sexually
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life cycle of plants is called
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alternation on generations
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what plants have rhizoids instead of roots
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nonvascular
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rhizoids
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basically roots of nonvascular plants
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phylum bryphyta
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mosses
(nonvascular plants) |
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phylum hepatophyta
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liverworts
(nonvascular plants) |
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phylum anthocerophyta
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hornworts
(nonvascular plants) |
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vegetables come from what kind of plants
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nonvascular
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gametophyte or sporophyte is dominant phase
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gametophyte
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nonvascular plants
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plants with no true roots stems and leaves...or vascular tissue
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the most primitive plants
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nonvascular
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two types of vascular tissue
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xylem and phloem
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phylum Psilotophyta
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whisk ferns
(vascular plants) |
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phylum Lycophyta
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club mosses
(vascular plants) |
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phylum Sphenophyta
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horsetails
(vascular plants) |
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phylum Pterophyta
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ferns
(vascular plants) |
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vascular tissue
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a type of tissue that transports water and dissolved substances from one part of the plant to another
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vascular plants have...
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vascular tissue, true roots, stems, and leaves
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vascular plants are better that nonvascular in that they
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grow larger
live in more environments |
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gymnosperms
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plants that produce seeds that are not enclosed in fruits
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ex of gymnosperm
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pine trees
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phylum Cycadophyta
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cycads
(gymnosperms |
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phylum Ginkgophyta
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ginkgoes
(gymnosperms) |
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phylum Coniferophyta
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conifers
(gymnosperms) |
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phylum Gnetophyta
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gnetophytes
(gymnosperms) |
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gymnosperms produce seeds that are...
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naked (no fruits)
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what do gymnosperms often have instead of fruits
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cones
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gymnosperms have how many cotyledon(s)
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2 or more
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gymnosperms type of pollination
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wind pollination
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angiosperms=
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flowering plants
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angiosperms produce seeds that...
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are within a protective fruit
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phylum Antrophyta
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flowering plants
(angiosperms) |
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classes of phylum Antrophyta
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monocotyledon
dicotyledon |
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fruit
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a ripened ovary that surrounds the seeds
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ovary
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the females part of the flower that encloses the eggs
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angiosperm kind of pollination
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animal pollination
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what kind of plants are most likely to associate with mycorrhizae?
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angiosperms
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monocots have what kind of venation
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parallel venation
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veins
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bundles of vascular tissue
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monocots have roots that
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scattered vascular bundles
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what kind of meristems to monocots have
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intercalary meristems
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ex of monocot
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corn
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monocots have stems with
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no pith and cortex
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dicots have what kind of venation?
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net venation (branching veins)
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the roots of dicots have...
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vascular bundles arranged in a circle
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what kind of meristems do dicots have?
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lateral meristems
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ex of dicot
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bean
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monocots stem has
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vascular bundles that are scattered
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monocots have no
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secondary growth
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stomata arrangement of monocots
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parallel
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stems of dicots have
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vascular bundles in a single ring
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primary tissue replaced by secondary tissues in
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dicots
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stomata arrangement of dicots
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random
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all adaptation for plants to live on land in order of occurance
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cuticle
vascular tissue seeds fruits |
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function of roots
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mining the soil for nutrients and water
anchor plant in soil |
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function of stems
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support leaves
transporting materials provide storage |
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function of leaves
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photosynthesis
transpiration evaporation absorb light |
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cross secion of leaf:
major structures top to bottom |
cuticle
upper epidermis palisade mesophyll spongy mosophyll lower epidermis (vascular bundle in spongy mesophyll) |
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receptacle
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swollen tip of a floral "branch"
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sepals
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outermost whorl of flower
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petals
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inner whorl after sepal
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stamens
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male reproductive sturcture
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what does each stamen consist of
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anther and filament
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anther
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contains microsporangia, which produce microspores that develop into pollen grains (so basically pollen grains)
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filament
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stalk that supports anther
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pistil
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innermost whorl, females reproduction structures AKA carpel
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what does the pistil consist of
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stigma
style ovary |
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ovary
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enlarged base of pistil
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style
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stalk that arises from ovary
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ovule
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inside ovary
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phototropism
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a plant movement in response to light coming from one direction
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thigmotropism
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a plant's growth response to touching a solid object
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gravitropism
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a plant's growth response to gravity
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chemotropism
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a plant's growth in response to a chemical
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nonvascular or vascular? spores, rhizoids, vegetables, gametophyte is dominant,
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nonvascular
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nonvascular or vascular? sporophyte is dominant grow larger, more environments
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vascular
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gymnospermsn or angiosperms? no fruits, pine trees, 2 or more cotyledons, wind pollination
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gymnosperms
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gymnosperm or angiosperm? fruits, more efficent vascular systems, mycorrhizae, animal pollination, tracheids, vessel elements
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angiosperms
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monocot or dicot? parallel venation, roots have scattered vascular bundles, intercalary meristems, pith in root, rootsylem in circle around pith, no pith or cortex in stems, stem vascular bundles are scattered, no secondary growth, stomata arrangement is parallel
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monocot
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monocot or dicot? net benation, roots have vascular bundles arranged in a circle, lateral meristems, stem has vascular bundles in a single ring, primary tissue is replaced by secondary tissues, stomata are arranged randomly
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dicot
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