Downstream of Ras is a highly conserved cascade of three protein kinases-

Ras → Raf → MEK → MAP kinase

TLS Online TPP Program

#Id: 8519

#XL - Q Biochemistry

TLS Online TPP Program

#Id: 8526

#XL - Q Biochemistry

Polyglutamylation and polyglycylation are likely mutually exclusive, so they would not normally occur at the same time & both can enhance microtubule stability,

TLS Online TPP Program

#Id: 10008

#XL - T Zoology

The freed C-terminal is not involved in signaling and is often degraded, whereas the N-terminal becomes the active Hedgehog protein intended for secretion

TLS Online TPP Program

#Id: 10108

#XL - T Zoology

Tight junctions seal off body cavities and restrict diffusion of membrane components

TLS Online TPP Program

#Id: 9510

#XL - R Botany

Phytopathogenic bacteria reside within the intercellular spaces of plant organs or in the xylem and many damage plant tissues by secreting toxins, extracellular polysaccharides (EPSs), or cell wall‐degrading enzymes.