Function of companion cells is
providing energy to sieve elements for active transport
providing water to phloem
loading of sucrose into sieve elements by passive transport
loading of sucrose into sieve elements.
Cystoliths sometimes deposited in plant cells are crystals of (aggregation of)
The histogens are classified on the basis of
During the formation of interfascicular cambium, which cells lose the capacity to divide but mature to perform specific function ?