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What Is the Function of the Shark Rectal Gland

Question 20

Multiple Choice

What is the function of the shark rectal gland?


A) It is involved in osmoregulation.
B) It is responsible for excretion of undigested residue.
C) It secretes a hypotonic solution.
D) It concentrates electrolytes necessary for homeostasis in a hypertonic environment.

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