Totipotency and Dedifferentiation

पूर्णशक्तता व विविभेदन (Totipotency and Dedifferentiation):-

पूर्णशक्तता (Totipotency):-

·  Gottlieb Haberlandt ने पूर्णशक्तता की खोज की थी। इन्हें पादप ऊत्तक संवर्धन का जनक भी कहा जाता है।

(Totipotency was discovered by Gottlieb Haberlandt. He is also called as father of plant tissue culture.)

·  ‘Totipotency’ शब्द T. H. Morgan के द्वारा दिया गया था।

(The term 'totipotency' was given by T. H. Morgan.)

·  परिभाषा (Definition):- 

“एकल पादप कोशिका की सम्पूर्ण पादप के निर्माण की क्षमता को पूर्णशक्तता कहते हैं।”

("The ability of a single plant cell to develop into an entire plant is called totipotency.")

अथवा (or)

“एकल पादप कोशिका की किसी भी प्रकार की कोशिका में विभेदित होने की क्षमता को पूर्णशक्तता कहते हैं”

("The ability of a single plant cell to differentiate into any type of cell is called totipotency.")

Ø  प्रथम परिभाषा के अनुसार जाइगोट में पूर्णशक्तता होती है।

(According to the first definition, the zygote has totipotency.)

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