Which Adaptation Is Unique to Insects Among All Protostomes

question 33

Multiple Choice

Which adaptation is unique to insects among all protostomes?

• A) the ability to metamorphose
• B) the ability to parasitize other organisms
• C) the ability to move by flying
• D) the ability to move via jointed limbs
• E) the ability to consume terrestrial plants

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Definitions:

Absolute Threshold

The minimum intensity of stimulation that must occur before you experience a sensation.

Detection Threshold

The minimum level of intensity at which a stimulus is perceived or detected by the sensory system.

Just Noticeable Threshold

The minimum difference in stimulation that a person can detect 50% of the time; also known as the difference threshold.

Signal-detection Threshold

The sensory level at which a stimulus is detected 50% of the time, highlighting the ability to identify under conditions of uncertainty.