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Kalie's Science card

Sciense 1/14/08 ,Plant reproduction

QuestionAnswer
stamen male reproductive organ inside the flower of an angiosperm: consists of an anther, where pollen grains form, and a filament
ovule in seed plants, the female reproductive part thaat produces eggs.
pollen grain small structure produced by the male reproductive organ of a seed plant : has a water resistant coating, can develop from a spore, and contains gamtophyte parts that will produce sperm
pollination transfer of pollen grains to the female part by agents such as gravity, water, wind, and animals
spore haploi cells produce in the gemtophyte stage that can divide by mitosis to form plant structures or an entire new plant or can divide by mitosis to form plan structures or an entire new plant or can develop into sex cells
sporophyte stage organism that uses dead organisms as a food source and helps recycle nutrients so they are available for use by other organisms
gametophyte stage plant life cycle stage that begins when cells in reproductive organs undergo meiosis and produce haeloid cells
prothallus small green heart shapped gametophyte plant form of a fern that can make it's own food and absorb water and nutrients from the soil
sori fern structures in which spores are produced
rhizome underground stem
frond leaf of a fern that grows from the rhizome
germination series of events that results in the growth of a plant from a seed
ovary Swollen base of an angiosperm pistil where egg-producing ovals are found
pistil female reproductive organ inside the flower of an angiosperm consisting of a sticky stigma, where pollen grains land, and an ovary
Created by: Kalie314
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