The Color Pattern in Which Marine Organisms Are Light on the Bottom

question 22

Multiple Choice

The color pattern in which marine organisms are light on the bottom and dark on the top of their bodies camouflaging them against the water-air interface is:

• A)countershading.
• B)cryptic coloration.
• C)defensive coloration.
• D)disruptive coloration.
• E)warning coloration.

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Definitions:

Muscle Tissue

A soft tissue in animals that generates force and allows for movement, comprising skeletal, cardiac, and smooth muscle types.

Voluntary Contraction

The intentional activation of muscle fibers through the nervous system, enabling movement and physical actions.

Involuntary Contraction

Muscle movements that occur without conscious control, such as those in the heart or digestive system.

Nuclei Per Cell

A measure indicating the number of nuclei found within a single cell, significant for differentiating between unicellular and multicellular organisms or special cellular states.