Leaf Cross Sections (IMAGE)

Carl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign

Leaf Cross Sections

Caption

By analyzing these cross sections of leaves, scientists debunked a long-held theory that several grass crops are susceptible to cold because they lack the space in their leaves needed to boost photosynthetic efficiency in low temperatures.

Credit

Charles Pignon, Marjorie Lundgren, Colin Osborne, and Stephen Long

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