________ is to Xylem as ________ is to Phloem

Question

________ is to xylem as ________ is to phloem.
A)Sclerenchyma cell; collenchyma cell
B)Apical meristem; vascular cambium
C)Vessel element; sieve-tube member
D)Cortex; pith
E)Vascular cambium; cork cambium

Accepted Answer

Xylem consists of vessel elements and tracheids that transport water and minerals in one direction, while phloem is composed of sieve-tube members and companion cells that transport organic nutrients in both directions. Therefore, vessel element is to xylem as sieve-tube member is to phloem.