Activity of the cambial ring

Cambial ring becomes active and begins to cut off new cells, these cut off cells towards pith, mature into secondary xylem and the cells cut off towards periphery mature into secondary phloem

TLS Online TPP Program

#Id: 8373

#XL - Q Biochemistry

In vertebrate smooth muscle, phosphorylation of the myosin regulatory light chain activates contraction in Ca2+ dependent manner.

TLS Online TPP Program

#Id: 8372

#XL - Q Biochemistry

Thick-filament regulation

Myosin-dependent mechanism regulate contraction in smooth muscle and non-muscle cells.

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: 8370

#XL - Q Biochemistry

In the absence of ATP, the myosin head is firmly attached to the actin filament. 

TLS Online TPP Program

#Id: 8369

#XL - Q Biochemistry

The length of the myosin II neck domain determines the rate of movement.

TLS Online TPP Program

#Id: 8368

#XL - Q Biochemistry

Myosin V

Two heads but does not assemble into filaments

Large and processive

Function- Organelle transport