Review for test Notes 3-05-08

Review for test Notes 3-05-08 - In the phloem, the...

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Biology Notes March 5, 2008 Review for test Primitive Advanced Fiber - support Parenchyma > Tracheids – water transport, less efficient at absolute water transport but safer due to support bands Vessel elements – water transport, efficient but risky due to air bubbles that can get in the xylem and them flow up to the top of plant. In the xylem, fibers, tracheids and vessel elements are all dead.
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Unformatted text preview: In the phloem, the sclerenchyma (fibers) are often dead at maturity, while the companion cells and sieve plates are generally alive. Transgenics moving genes from 1 organism to another, by passing traditional barriers to breeding. Genetically modified organisms (GMOs)...
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This note was uploaded on 05/02/2008 for the course BIOL 102 taught by Professor Hill/smith during the Spring '08 term at Idaho State University.

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