Which of the following surface marker protein found on the B-cell and function as co-receptor__

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#Question id: 13205

#XL - R Botany

The mechanisms that regulate the loading of sucrose from the apoplast to the sieve elements by the sucrose–H+ symporter await characterization. Possible regulatory factors include the following:

a) The solute potential or, more likely, the turgor pressure of the sieve elements

b) Sucrose concentration in the apoplast

c) The available number of symporter protein molecules

Which one of the mechanism that involve to regulate the loading of sucrose?

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#Question id: 13212

#XL - R Botany

The water at the top of a tree develops a large tension (a negative hydrostatic pressure), and this tension pulls water through the xylem this mechanism is called ,

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#Question id: 13214

#XL - R Botany

The stomata will open less or even remain closed on a sunny morning when

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#Question id: 13217

#XL - R Botany

Hypodermis or Exodermis that contain

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#Question id: 13218

#XL - R Botany

Water flows between cells through the plasmodesmata without crossing the plasma membrane by

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#Question id: 13219

#XL - R Botany

In the apoplast pathway, water moves exclusively