Multiple choice

Which of the following structures in Pheretima posthuma play the role of the liver of vertebrates?

  1. Calciferous glands

  2. Gland cells

  3. Chloragogen cells

  4. Cliteller cells
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Chloragogen cells of Pheretima posthuma is considered to be analogous to liver of vertebrates. Chloragogen cells are said to be excretory but their exact nature is not definitely known. Some zoologist are of the opinion that the chloragogen cells store the reserve food material and also manufacture glycogen form fatty acids. 

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