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Nudee88 Nudee88
wrote...
Posts: 463
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6 years ago
The two major divisions of the vertebrate
  nervous system are the
  a. autonomic and peripheral systems.
  b. sympathetic and parasympathetic systems.
  c. cranial and spinal nerves.
  d. central and peripheral nervous systems.
  e. brain and spinal cord

Question 2

Cephalization refers to
  a. a type of symmetry.
  b. a type of segmentation characteristic of
  lower forms of life.
  c. a group of protective cells found in the
  tentacles of a polyp.
  d. a transitional state in the life cycle of a
  jellyfish.
  e. none of these.
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Replies
wrote...
6 years ago
Answer to q. 1

D

Answer to q. 2

E
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