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from article Parenchyma
Schematic representation of a group of cells from parenchyma of Asparagus root, illustrating regular arrangement of cells in a compact tissue.
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Image
from article Parenchyma
Transverse section of a leaf of Tolmiea menziesii, showing mesophyll or chlorenchyma with prominent intercellular spaces. (Photograph by R. B. Wylie)
Image
from article Parenchyma
Section of Olearia rami leaf cut parallel to surface, showing mesophyll or chlorenchyma with prominent intercellular spaces. (Photograph by R. B. Wylie)
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from article Bluegrass
Kentucky bluegrass (Poa pratensis). (Photo courtesy of Forest and Kim Starr)
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from article Phytoalexin
Plants (left) respond to pathogenic attacks (such as caused by fungi; right) by producing phytoalexins. (Copyright © McGraw Hill)
Image
from article Phytoalexin
Structures of various phytoalexins: ipomeamarone, glyceollin I, momilactone A, gossypol, and capsidiol. (Copyright © McGraw Hill)
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from article Polygonales
Coastal jointweed (Polygonella articulata), a characteristic member of the former order Polygonales, now reassigned to the order Caryophyllales. (Photo by Rob Routledge)
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from article Bipolar disorder
Prevalence of bipolar disorder in adults. The bar graph shows the percent of the U.S. adult population affected by bipolar disorder as it relates to age. (Credit: National Institute of Mental Health)
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from article Sandalwood
Coast sandalwood (Santalum ellipticum) of Hawaii. (Photo courtesy of Forest and Kim Starr)
Image
from article Geometrization theorem
Making a 2-D torus.
