The primary growth in plants is effected by:

$A$ cap-like region of slowly dividing or inactive cells in the middle of highly meristematic cells (between the meristem and the root cap) is known as:

Why is it easier to culture meristems compared to permanent tissues?

The pith is formed by . . . . . . .

Choose the correct sentences:
$(1)$ The meristem present at the tips of roots and shoots is called apical meristem.
$(2)$ Apical meristems are secondary meristems.
$(3)$ Intercalary meristem is the meristem that occurs between mature tissues and appears later than primary meristem.
$(4)$ Fascicular vascular cambium and interfascicular cambium are lateral meristems.

Meristem is defined as a plant tissue where