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AP Biology Chapter 22 Flashcards

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8639258107AngiospermMost diverse seed plant lineage. Only group that makes flowers and fruits.0
8639258108BryophyteMember of an early-evolving plant lineage with a gametophyte-dominant life cycle; a moss, liverwort, or hornwort.1
8639258109CarpelOf flowering plants, a reproductive structure that produces female gametophytes; consists of a stigma, a style, and an ovary.2
8639258110CoalFossil fuel formed over millions of years by compaction and heating of plant remains.3
8639258111CoevolutionThe joint evolution of two closely interacting species; each species is a selective agent for traits of the other.4
8639258112ConifersGymnosperm with non motile sperm and woody cones; for example, pines.5
8639258113CuticleSecreted covering at a body surface.6
8639258114Cycadstropical or subtropical gymnosperms with flagellated sperm, palmlike leaves, and fleshy seeds7
8639258115Double Fertilizationin flowering plants only, one sperm fertilizes an egg to produce a zygote and another fertilizes a diploid cell to create a triploid cell that will develop into endosperm8
8639258116Embryophyteland plants; clade of multicelled, photosynthetic species that protect and nourish the embryo on the parental body9
8639258117Endospermtriploid (3n) nutritive tissue in an angiosperm seed10
8639258118Epiphytesplants that grow on another plant but do not harm it11
8639258119Eudicotsmost diverse lineage of angiosperms; members have two seed leaves, branching leaf veins12
8639258120Flowerspecialized reproductive shoot of a flowering plant13
8639258121FruitMature ovary of a flowering plant; encloses a seed or seeds.14
8639258122GametangiaGamete-producing organ of a plant.15
8639258123GametophyteA haploid, multicelled body that produces gametes in the life cycle of land plants and some algae.16
8639258124GinkgoDeciduous gymnosperm with flagellated sperm, fan-shaped leaves, and fleshy leaves.17
8639258125GnetophyteShrubby or vine like gymnosperm, with nonmotile sperm; for example, Ephedra.18
8639258126GymnospermSeed plant that does not make flowers or fruits; for example, a conifer.19
8639258127LigninMaterial that stiffens cell walls of vascular plants.20
8639258128Megasporesthe larger of the two kinds of spores produced by some ferns.21
8639258129MicrosporesThe smaller spore produced by sporophytes and develop into male gametophyte22
8639258130Monocotsan angiospermous plant of the class Monocotyledones, characterized by producing seeds with one cotyledon and an endogenous manner of growth.23
8639258131Ovarythe enlarged lower part of the pistil in angiospermous plants, enclosing the ovules or young seeds.24
8639258132Ovulesthe plant part that contains the embryo sac and hence the female germ cell, which after fertilization develops into a seed.25
8639258133peat bogsa swamp in which peat has accumulated26
8639258134Phloemthe part of a vascular bundle consisting of sieve tubes, companion cells, parenchyma, and fibers and forming the food-conducting tissue of a plant.27
8639258135Plantsmulticelled, typically photosynthetic eukaryotes adapted to life on land.28
8639258136pollen grainmale gametophyte of a seed plant29
8639258137pollen sacsof seed plants, sporangium where microspores form and develop into pollen grains30
8639258138Pollinationarrival of a pollen grain on the egg bearing part of a seed plant31
8639258139Pollinatoranimal that moves pollen, therefore facilitating pollination32
8639258140Rhizoidsthreadlike structures that anchor a bryophyte33
8639258141Rhizomestem that grows horizontally along or under the ground34
8639258142Secondary MetaboliteAre organic compounds that are not directly involved in the normal growth, development, or reproduction of an organism.35
8639258143Seedthe fertilized, mature ovule of a flowering plant, containing an embryo or rudimentary plant.36
8639258144Seed PlantThe spermatophytes, also known as phanerogams or phanerogamae, comprise those plants that produce seeds, hence the alternative name seed plants. They are a subset of the embryophytes or land plants.37
8639258145Sporangiuma receptacle in which asexual spores are formed.38
8639258146Sporophytethe asexual and usually diploid phase, producing spores from which the gametophyte arises.39
8639258147StamenThe male part of the flower, containing a pollen-containing anther and a filament40
8639258148StomataClosable gaps defined by guard cells on plant surfaces, and when opened, they allow water vapor and gases to diffuse across the epidermis.41
8639258149Strobilus, strobiliA cluster of spore producing structures in nonflowering plants42
8639258150Vascular plantA plant having specialized tissues that transport water and sugar within the plant body43
8639258151vascular tissue44
8639258152Xylemthe vascular tissue in plants that conducts water and dissolved nutrients upward from the root and also helps to form the woody element in the stem.45

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