Theory of recapitulation - Ernst Haeckel
He proposed that the embryonic development of an individual organism (its ontogeny) followed the same path as the evolutionary history of its species (its phylogeny).

TLS Online TPP Program

#Id: 9050

#XL - T Zoology

Member of family A of GPCRs -β-adrenergic receptors

Member of family B of GPCRs -glucagon receptor 

Member of family C of GPCRs -glutamate receptor

TLS Online TPP Program

#Id: 9051

#XL - T Zoology

TLS Online TPP Program

#Id: 9052

#XL - T Zoology

TLS Online TPP Program

#Id: 9053

#XL - T Zoology

Binding of cAMP by an R subunit of PKA occurs in a cooperative fashion; i.e., binding of the first cAMP molecule to CNB-B lowers the Kd for binding of the second cAMP to CNB-A.

TLS Online TPP Program

#Id: 9054

#XL - T Zoology

The activated β2-adrenergic receptor induces GDP-->GTP exchange on a stimulatory G protein (Gs).

TLS Online TPP Program

#Id: 9055

#XL - T Zoology