Passage cells are thin walled cells found in
phloem elements that serve as entry points for substance for transport to other plant parts
testa of seeds to enable emergence of growing embryonic axis during seed germination
central region of style through which the pollen tube grows towards the ovary
endodermis of roots facilitating rapid transport of water from cortex to pericycle.
Give differences : Sieve cell and Sieve tubes
Pith is a central part of the ground
Promeristems can be distinguished from primary meristems by
Collenchyma differs from parenchyma in having