S phase cyclin-CDK accumulates in late G1 , they are immediately inactivated by binding of a CKI called Sic1

TLS Online TPP Program

#Id: 8651

#XL - T Zoology

S phase cyclin-CDK accumulates in late G1 , they are immediately inactivated by binding of a CKI called Sic1

TLS Online TPP Program

#Id: 10673

#XL - R Botany

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: 10674

#XL - R Botany

TLS Online TPP Program

#Id: 10675

#XL - R Botany

TLS Online TPP Program

#Id: 10676

#XL - R Botany

TLS Online TPP Program

#Id: 10677

#XL - R Botany

Cork Cambium

Another meristematic tissue called cork cambium or phellogen develops, usually in the cortex region

TLS Online TPP Program

#Id: 10678

#XL - R Botany

Cork Cambium

Phellogen cuts off cells on both sides. The outer cells differentiate into cork or phellem, while the inner cells differentiate into secondary cortex or phelloderm.

Phellogen, phellem, and phelloderm are collectively known as periderm