Which of These Is TRUE of an Ectosymbiont

question 11

Multiple Choice

Which of these is TRUE of an ectosymbiont?

• A) It is always harmful to the host.
• B) It is either harmful or beneficial to the host.
• C) It is always beneficial to the host.
• D) It is best described as a mutualistic relationship.
• E) It is best described as a commensal relationship.

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Definitions:

Amplitude

In physics, amplitude refers to the maximum extent of a vibration or oscillation, measured from the position of equilibrium.

Accommodation

(1) In developmental psychology, adapting our current understandings (schemas) to incorporate new information. (2) In sensation and perception, the process by which the eye’s lens changes shape to focus near or far objects on the retina.

Adjustable Opening

A feature or mechanism that allows the size of an opening to be modified or adjusted as needed.

Accommodation of the Lens

The process by which the eye's lens changes shape to focus near or far objects on the retina.