pronephric

/proʊˈnɛfrɪk/
adjective
  1. Relating to the pronephros, the most anterior and simplest of the three embryonic kidneys in vertebrates.
    • In humans, the pronephric kidney is a temporary structure that regresses quickly.
    • Researchers studied the pronephric system in zebrafish to understand kidney development.
    • The pronephric duct develops early in the embryo of fish and amphibians.
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