« previous next »

Author Question: According to the pressure flow hypothesis of phloem transport, A) solute moves f (Read 769 times)

Hungry!

  • Hero Member
  • *****
  • Posts: 1,071
on: Aug 13, 2013
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.
C) the combination of a high turgor pressure in the source and transpiration water loss from the sink moves solutes through phloem conduits.
D) the formation of starch from sugar in the sink increases the osmotic concentration.
E) the pressure in the phloem of a root is normally greater than the pressure in the phloem of a leaf.


curlz

  • Hero Member
  • *****
  • Posts: 538
Reply #1 on: Aug 30, 2013
Pick A, i got it right :P


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Electron transport chain Electron transport chain
Sphygmomanometry. Photograph of a physician taking blood pressure readings with the use of a sphygmo Sphygmomanometry. Photograph of a physician taking blood pressure readings with the use of a sphygmo
Lean 6 Sigma - LHM Process Flow Diagram Lean 6 Sigma - LHM Process Flow Diagram
A typical fuel-pressure regulator that has a spring that exerts 46 pounds of force against the ... A typical fuel-pressure regulator that has a spring that exerts 46 pounds of force against the ...
Vertical and Horizontal Changes in Pressure Vertical and Horizontal Changes in Pressure
Oxygen Transport: The Roles of Hemoglobin and Myoglobin Oxygen Transport: The Roles of Hemoglobin and Myoglobin
Video: Structure of Amino Acid, Peptide Bonds & Polypeptides

For a complete list of videos, visit our video library