Which of the Following Statements Regarding the Infection of Root

question 47

Multiple Choice

Which of the following statements regarding the infection of root hairs by Rhizobium species is incorrect?

• A)Nodules begin to form in the roots as both plant and bacterial partners differentiate.
• B)Attachment of Rhizobium cells to plant root hair cells induce curling of the root hair.
• C)This is a mutualistic relationship between plant and bacteria.
• D)The presence of Rhizobium triggers the formation of syncytial cells.

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Definitions:

Sensory Receptor

A specialized structure that responds to environmental stimuli by conveying signals to sensory nerves.

Action Potentials

Electrical impulses in neurons or muscle cells that occur when the membrane potential of a cell rapidly rises and falls.

Receptor Potentials

The electrical potential changes occurring in sensory neurons’ receptors in response to stimulating agents, leading to the generation of action potentials.

Sensory Adaptation

The condition in which the response to a stimulus is reduced even though the stimulus continues at the same intensity.