Sphingosine itself can be phosphorylated to produce sphingosine-1-phosphate (S1P) inside cells. 

TLS Online TPP Program

#Id: 9348

#XL - T Zoology

3 separate TGF-β receptor proteins participate in binding TGF-β and activating signaling:

RI, RII, and RIII

TLS Online TPP Program

#Id: 8987

#XL - T Zoology

Allele frequency when genotype frequency is given

TLS Online TPP Program

#Id: 10316

#XL - Q Biochemistry

TLS Online TPP Program

#Id: 10617

#XL - R Botany

Classification of peteridophytes

IV.  Filicophyta(Ferns)

TLS Online TPP Program

#Id: 1341

#XL - T Zoology

HER2 can signal only by forming heterodimers with ligand-bound HER1, HER3, or HER4