Respuesta :
Explanation:
a) Tracheids,Vessels,Xylem Parenchyma, Xylem Fibres
b) Sieve tubes, Companion Cells, Phloem Parenchyma , Phloem Fibres
Answer:
Xylem is composed of 4 elements: tracheids, vessels, xylem parenchyma and xylem fibres
Explanation:
The four elements of the phloem are as follows:
Sieve tube elements: They are long tube-like structures arranged longitudinally. ...
Companion Cells: Companion cells are specialised parenchymatous cells. ...
Phloem Parenchyma: ...
Phloem Fibres: