Whales/dolphins evolved from hoofed land mammals. During evolution, the forelimb was converted to a flipper and the hind
Posted: Tue May 17, 2022 2:44 pm
Whales/dolphins evolved from hoofed land mammals. During
evolution, the forelimb was converted to a flipper and the hindlimb
was lost.
(C) FGF/Greml loop Anterior AER Fgf8 Shh Greml BMPs ZPA: Fgf4,9,17 Posterior FGF/Shh loop
evolution, the forelimb was converted to a flipper and the hindlimb
was lost.
(C) FGF/Greml loop Anterior AER Fgf8 Shh Greml BMPs ZPA: Fgf4,9,17 Posterior FGF/Shh loop