What are chloragogen cells? Give their function.

Explanation

### Step-by-Step Solution:

1. **Definition of Chloragogen Cells**:
Chloragogen cells are specialized cells found primarily in annelid worms. They are analogous to the liver in vertebrates, performing various metabolic functions.

2. **Location**:
These cells are located in the coelomic fluid of annelids, which is the fluid that fills the coelom (the body cavity).

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