Similar to vertebrates, some invertebrate species such as earthworms and some crustaceans have a layer of insulation used for increasing the speed of electrical impulse transmission. This commonly shared physical feature is called the
A)basal ganglia and hippocampus.
B)cerebellum and cerebrum.
C)thalamus and hypothalamus.
D)medulla oblongata and pons.

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The Answer of Similar to vertebrates, some invertebrate species such as earthworms and some crustaceans have a layer of insulation used for increasing the speed of electrical impulse transmission. This commonly shared physical feature is called the
A)basal ganglia and hippocampus.
B)cerebellum and cerebrum.
C)thalamus and hypothalamus.
D)medulla oblongata and pons.

Similar to Vertebrates, Some Invertebrate Species Such as Earthworms and Some