The word "protoderm" was coined by

Name the tissue from which the procambium and primary structures of a plant originate.

$A$ group of actively dividing cells is called $...............$.

According to the $Apical$ $Cell$ $Theory$, the shoot apex contains a single apical cell with three cutting faces. This theory applies to some higher algae, bryophytes, and pteridophytes, but not to gymnosperms and angiosperms. Who proposed this theory?

Needles of $Pinus$ possess meristem at

State the location and function of different types of meristems.