In callus culture, roots can be induced by the supply of

Tissue culture is the technique of maintaining and growing cells, tissue, etc. and the differentiation on artificial medium under aseptic condition. Callus is a irregular, unorganised and undifferentiated mass of actively dividing cell. Differentiation of callus is under control of two hormones, ie, auxin and cytokinin. $<table class="qx-match-list qx-match-table" border="1" cellpadding="6" cellspacing="0"><tr><td>Development of$ConditionRoot$\frac{ Auxin }{ Cytokinin }=$High$</td></tr><tr><td>Shoot</td><td>$$\frac{ Auxin }{ Cytokinin }=$$Low$Both root and shoot$\frac{ Auxin }{ Cytokinin }=$Intermediate$</td></tr></table>$