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Last post by alfonzodavinchi
in Re: Which of the followi...
on Mar 10, 2023

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Subject / Started by	Replies / Views	Last post
Water potential is generally most negative in which of the following parts of a Started by Hungry!	2 Replies 713 Views	Jun 23, 2014 by Hungry!
one would expect to find the highest density of aquaporins in which of the follo Started by Hungry!	2 Replies 980 Views	Jun 23, 2014 by Hungry!
Which of the following is not a function of the plasma membrane proton pump? A) Started by Hungry!	2 Replies 680 Views	Jun 23, 2014 by Hungry!
What would enhance water uptake by a plant cell? A) decreasing the Ψ of the surr Started by Hungry!	2 Replies 837 Views	Jun 23, 2014 by Hungry!
Most of the mass of organic material of a plant comes from A) water. B) carbon d Started by Hungry!	2 Replies 943 Views	Jun 23, 2014 by Hungry!
In a root nodule, the gene coding for nitrogenase A) is inactivated by leghemogl Started by Hungry!	2 Replies 713 Views	Jun 23, 2014 by Hungry!
The bulk of a plant's dry weight is derived from A) soil minerals. B) CO2. C) th Started by Hungry!	2 Replies 854 Views	Jun 23, 2014 by Hungry!
Which of the following would be in the lowest concentration in an actively growi Started by Hungry!	2 Replies 766 Views	Jun 23, 2014 by Hungry!
Which of the following would tend to increase transpiration? A) a rainstorm B) s Started by Hungry!	2 Replies 910 Views	Jun 23, 2014 by Hungry!
Active transport involves all of the following except the A) diffusion of solute Started by Hungry!	2 Replies 774 Views	Jun 23, 2014 by Hungry!
Phloem transport of sucrose is often described as going from source to sink. Whi Started by Hungry!	2 Replies 791 Views	Jun 23, 2014 by Hungry!
Water rises in plants primarily by cohesion-tension. Which of the following is n Started by Hungry!	2 Replies 652 Views	Jun 23, 2014 by Hungry!
Xylem vessels, found in angiosperms, have a much greater internal diameter than Started by Hungry!	2 Replies 529 Views	Jun 23, 2014 by Hungry!
Which of the following statements is false concerning the xylem? A) Xylem trache Started by Hungry!	2 Replies 611 Views	Jun 23, 2014 by Hungry!
What is the role of proton pumps in root hair cells? A) establish ATP gradients Started by Hungry!	2 Replies 728 Views	Jun 23, 2014 by Hungry!
Which of the following statements about xylem is incorrect? A) It conducts mater Started by Hungry!	2 Replies 645 Views	Jun 23, 2014 by Hungry!
All of the following involve active transport across membranes except A) the mov Started by Hungry!	2 Replies 541 Views	Jun 23, 2014 by Hungry!
Which of the following would be least likely to affect osmosis in plants? A) pro Started by Hungry!	2 Replies 616 Views	Jun 23, 2014 by Hungry!
Which structure or compartment is not part of the plant's apoplast? A) the lumen Started by Hungry!	2 Replies 645 Views	Jun 23, 2014 by Hungry!
If you were to prune the shoot tips of a plant, what would be the effect on the Started by Hungry!	2 Replies 779 Views	Jun 23, 2014 by Hungry!
Which of the following is a correct statement about sugar movement in phloem? A) Started by Hungry!	2 Replies 559 Views	Jun 23, 2014 by Hungry!
Phloem transport is described as being from source to sink. Which of the followi Started by Hungry!	2 Replies 835 Views	Jun 23, 2014 by Hungry!
All of the following contributed to the dust bowl in the American southwest duri Started by Hungry!	2 Replies 919 Views	Jun 23, 2014 by Hungry!
Dwarf mistletoe grows on many pine trees in the Rockies. Although the mistletoe Started by Hungry!	2 Replies 857 Views	Jun 23, 2014 by Hungry!
Which of the following is a primary difference between ectomycorrhizae and endom Started by Hungry!	2 Replies 576 Views	Jun 23, 2014 by Hungry!

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