Long-Distance Electrical Signalling in the Phloem Has Been Shown to Elicit

question 38

Multiple Choice

Long-distance electrical signalling in the phloem has been shown to elicit a change in all of the following except

• A)rapid leaf movement.
• B)gene transcription.
• C)a switch from C₄ to C₃ photosynthesis.
• D)phloem unloading.

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Definitions:

Parabola

A specific type of curve on a graph, represented by a quadratic function, characterized by its symmetric shape which can open upwards or downwards.

Graph

A visual representation of data or mathematical functions typically consisting of points on a coordinate plane.

Standard Form

A way of writing numbers, particularly very large or very small numbers, using powers of ten; also refers to a canonical form of equations in mathematics.

Vertex

A point where two or more curves, edges, or lines meet, often used to describe the corner point of a polygon or the peak or trough of a parabola.