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Frond


frond
fern leaf
Source: Noland, George B. 1983. General Biology, 11th Edition. St. Louis, MO. C. V. Mosby ...
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frond The photosynthetic leaf blade of a fern.
front The boundary between two air masses of different temperature and density.
frontal plane. A plane parallel to the main axis of the body and at right angles to the sagittal plane.
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frond
A big compound leaf applied to those of palms and ferns.
fructose
a simple carbohydrate (monosaccharide) that is a structural isomer of glucose and considered to be an atypical ketose.
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Ferns have fronds.
Conifer leaves are typically needle-, awl-, or scale-shaped
Angiosperm (flowering plant) leaves: the standard form includes stipules, petiole, and lamina.
Microphyll leaves.
Sheath leaves (type found in most grasses).
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Sori form on the fronds. Each contains many sporangia mounted on stalks.
Within each sporangium, the spore mother cells undergo meiosis producing four haploid spores each.
When the humidity drops, ...
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that had one fertile frond (Butters and Tryon 1948). The apical portion of this frond had fertile sporangia. Spores from this frond germinated and grew into prothallia. About six months after germination sporophytes were produced.
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In 1995 Peter Steinberg of the University of New South Wales, Australia, realized that the fronds of a red algae growing in Botany Bay are rarely covered with biofilms.
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Green (from chlorophyll) fronds of a maidenhair fern: a photoautotroph
Flowchart to determine if a species is autotroph, heterotroph, or a subtype ...
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Epiphyte. Microalgal organism living on a surface (e.g., on a seaweed frond)
Estuarine flow. Seaward flow of low-salinity surface water over a deeper and higher -alinity layer ...
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