here is your botany question....
ωяιтє αвσυт нσѕтσgєи тнєσяу (histogen theory)
What is quiescent centere?(qυιєѕ¢єит ¢єитєя)
ωяιтє αвσυт нσѕтσgєи тнєσяу (histogen theory)
What is quiescent centere?(qυιєѕ¢єит ¢єитєя)
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a) Dermatogen: outer layer which forms epidermis and epidermal tissue system.
b) Periblem: middle layer which gives rise to cortexand endodermis.
c) Plerome: the iner most layer forms pith and stele.
2. Quiesent centre is a group of cells up to 1000 in number in the form of a hemisphere, with the flat face towards the root tip.