Inside the nucleus, R smad-co smad complex binds to nuclear transcription factor TFE3 to activate transcription of PAI-1 & other ECM proteins such as fibronectin & collagens

TLS Online TPP Program

#Id: 7937

#XL - Q Biochemistry

Once the ER signal sequence emerges from the ribosome, it is bound by a signal recognition particle (SRP)

TLS Online TPP Program

#Id: 8371

#XL - Q Biochemistry

In the presence of ATP,  myosin head releases from the actin filament. 

TLS Online TPP Program

#Id: 7894

#XL - Q Biochemistry

The mtDNAs of most multicellular animals are approximately 16-kb circular molecules that encode intron-less genes compactly arranged on both DNA strands.

TLS Online TPP Program

#Id: 9993

#XL - T Zoology

Planar Cell Polarity 

direct cells to divide in the same plane (rather than forming upper and lower tissue compartments) and to move within that same plane

TLS Online TPP Program

#Id: 1345

#XL - T Zoology

All Ras have the CAAX motifs at the C-terminus.