Callus is a

Pomato is:

Tissue culture technique can produce an infinite number of new plants from a small parental tissue. The economic importance of the technique is in raising

Which two parts of different plants can be fused for the formation of a new plant in somatic hybridisation?

Statement $P$: Callus culture medium contains auxin and cytokinin.
Statement $Q$: They are growth promoters and initiate cell division.

Tissue culture technique requires