Which Statement About Phloem Transport Is False

question 58

Multiple Choice

Which statement about phloem transport is false?

• A) It takes place in sieve tubes.
• B) It depends on mechanisms for loading solutes into the phloem at sources.
• C) It requires metabolic energy.
• D) A high pressure potential is maintained in the sieve tubes.
• E) At sinks,solutes are actively transported into sieve tube elements.

---

Definitions:

Linear Model

A mathematical model that assumes a linear relationship between the input variables (independent) and the single output variable (dependent).

Scatterplot

An illustrative technique in statistics that depicts the correlation between two distinct sets of data using a collection of points on a two-dimensional graph.

Data Set

A collection of related sets of information that are composed of separate elements but can be manipulated as a unit by a computer.

Residuals

The differences between observed values and the values predicted by a model in statistical analysis.