29) According to the pressure-flow hypothesis of phloem transport, ... 31) In the pressure-flow hypothesis of translocation, what causes the pressure? ... 37) According to the acid growth hypothesis, auxin works by...
mason.gmu.edu/~atorzill/biography/Sample%20exam%202%20(... mason.gmu.edu/~atorzill/biography/Sample%20exam%202%20(Sp08).htm
Pressure Flow Hypothesis - Wikipedia, the free encyclopedia
The Pressure Flow Hypothesis is the best-supported theory to explain the movement of food through the phloem. It was proposed by Ernst Münch, a German plant physiologist in 1930. A high concentratio...
en.wikipedia.org/wiki/Pressure_Flow_Hypothesis
Phloem - Wikipedia, the free encyclopedia
In vascular plants, phloem is the living tissue that carries organic nutrients (known as photosynthate), particularly sucrose, a sugar, to all parts of the plant where needed. In trees, the phloem i...
en.wikipedia.org/wiki/Phloem
Translocation through the phloem is dependent on metabolic activity of the phloem cells (in contrast to transport in the xylem). ... The best-supported theory to explain the movement of food through the phloem is called the pressure-flow hypothesis.
users.rcn.com/jkimball.ma.ultranet/BiologyPages/P/Phloe... users.rcn.com/jkimball.ma.ultranet/BiologyPages/P/Phloem.html
Model of Phloem Looading. The transport processes occur at the membrane of the sieve-elements (S = sucrose, C = carrier *, ... The mechanism of phloem translocation was a subject of research from the 1930s to the mid-1970s. Today is the pressure-flow hypothesis first proposed by ERNST MÜNCH (Forstbotanisches Institut,
www.biologie.uni-hamburg.de/b-online/e28/28d.htm
According to Bauer (4), the mass-flow hypothesis gives the best explanaн ...... and electron microscopic methods in studying phloem transport should be ...
arjournals.annualreviews.org/doi/pdf/10.1146/annurev.pp... arjournals.annualreviews.org/doi/pdf/10.1146/annurev.pp.08.060157.002025
A general theory of symplastic transport according to the thermodynamics of ... Treatment of Munch's Pressure-Flow Hypothesis of Phloem Translocation ...
www.ncbi.nlm.nih.gov/pmc/articles/PMC366539/
According to the pressure flow hypothesis of phloem translocation (Münch, 1930 ), photosynthate is distributed from source to sink regions within a plant via gradients in turgor within sieve tubes generated by the loading and unloading of sugars.
www.plantphysiol.org/cgi/content/full/131/4/1544
According to the pressure flow hypothesis of phloem translocation (Mu¨ nch, 1930), photosynthate is distrib-uted from source to sink regions within a plant via gradients in turgor within sieve tubes generated by the loading and unloading of sugars.
www.plantphysiol.org/cgi/reprint/131/4/1544.pdf
15. According to the pressure-flow hypothesis of phloem transport, a. solute moves from a high concentration in the "source" to a lower concentration in the "sink." b. water is actively transported into the "source" region of the phloem to create the turgor pressure needed.
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