The Following Questions Refer to the Description Below

question 89

Multiple Choice

The following questions refer to the description below.
Terry catches a ray-finned fish from the ocean and notices that attached to its flank is an equally long, snakelike organism. The attached organism has no external segmentation, no scales, a round mouth surrounded by a sucker, and two small eyes. Terry thinks it might be a marine leech, a hagfish, or a lamprey.
-Terry takes the body of the snakelike organism and slices it open along its dorsal side. If it is a hagfish, what should Terry see?

• A) a well-developed series of bony vertebrae surrounding the spinal cord
• B) a well-developed series of cartilaginous vertebrae surrounding the spinal cord
• C) a tube of cartilage (surrounding the notochord) with dorsal projections on both sides of the spinal cord
• D) a notochord, located underneath the spinal cord

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Definitions:

Pleasantness and Arousal

Dimensions used in emotion research, indicating respectively how positive or negative an emotion is, and how much it physiologically activates or excites an individual.

Circumplex Dimensionality

A conceptual framework for organizing interrelated variables in a circular structure, often used in personality and emotion research.

Communicative Behaviors

Actions that are involved in the exchange of information between individuals, including verbal speech and non-verbal cues.

Preprogrammed

Preprogrammed refers to something that is set up or established in advance according to a plan or set of instructions, often used in the context of computer programs or biological functions.