For the electronic transition from n = 2 to n = 1 which one of the following will produce shortest wave length?

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#Question id: 13153

#General Aptitude

The in-radius of an equilateral triangle is of length 3 cm. Then the length of each of its medians is

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#Question id: 13202

#XL - R Botany

Which of the following sucrose-H+ symporter appear to be the major sucrose transporters in phloem loading into the companion cells;

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#Question id: 13203

#XL - R Botany

Intermediary cells are specialized companion cells that are involved in phloem loading in the plant. Which of the following pathway that have included the intermediary-type companion cells?

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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