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Biology Final Ch 19

Terms

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pteridophyte
member of a group of seedless vascular plants with lignin-hardened support tissues that includes ferns
endosperm
nutrient-storing tissue that nourishes the developing embryo of a plant
seed
plant embryo packaged along with a food supply within a protective coat
bryophyte
plant, such as a moss, lacking lignin-hardened vascular tissue
flower
specialized plant shoot that functions in reproduction; unique to angiosperms
pollen
much-reduced male gametophyte of seed plants that contains cells that develop into sperm
lignin
chemical that hardens certain plant cell walls
ovule
structure in seed plants in which the female gametophyte develops
fruit
ripened ovary of a flower
carpal
female reproductive organ of a flower
alteration of generations
alternation between gametophyte and sporophyte in the life cycle of a plant
gymonosperm
plant that bears seeds that are not enclosed in an ovary
plant
multicellular autotroph in which the embryo develops within the female gametophyte
stamen
male reproductive organ of a flower
stomata
microscopic pores in a leaf's surface
gametophyte
haploid generation of a plant; produces gametes
angiosperm
flowering plant
vascular tissue
system of tube-shaped cells that branches throughout a plant and transports water, mineral nutrients, and organic molecules
ovary
in flowering plants, protective organ inside a flower that bears seeds
sporophyte
diploid generation of a plant; produces spores
cuticle
waxy coating on the leaves and other aboveground parts of plants that helps the plant retain water

Deck Info

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