Avancerad sökning

Hittade 1 avhandling som matchar ovanstående sökkriterier.

1. 1. The Origin of Tetrapod Limbs and Girdles: Fossil and Developmental Evidence

   Författare :Catherine Anne Boisvert; Per Erik Ahlberg; Rolf Ohlsson; Johan Ledin; Lennart Olsson; Uppsala universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Organism biology; Organismbiologi;

   Sammanfattning : Around 375 million years ago, the first tetrapods appeared, marking one of the most important events in vertebrate evolutionary history. The fin to limb transition saw the appearance of fingers and a weight bearing pelvic girdle. LÄS MER