In the figure, the hierarchically arrayed groups indicated by the shaded gray boxes are called ________ by modern evolutionary systematists. A Clusters of species
B Hierarchical patterns of similarity
Definitions:
Left Half
Referring to the left side of a space, object, or body.
Somatic Nervous System
The part of the peripheral nervous system that handles voluntary control of body movements through the control of skeletal muscles.
Sympathetic Nervous System
A part of the autonomic nervous system that prepares the body for physical activity by accelerating the heart rate, constricting blood vessels, and raising blood pressure.
Autonomic Nervous System
A part of the nervous system that controls involuntary bodily functions, such as heart rate, digestion, and respiratory rate.
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