Where are the Youngest Wood and the Youngest Bark in a Tree

Question

Where are the youngest wood and the youngest bark in a tree trunk?
A) The youngest wood is toward the outside, near the vascular cambium; youngest bark is the inner part, next to the vascular cambium.
B) The youngest wood is in the center of a tree; the youngest bark is the outside of the bark.
C) The youngest wood is in the center of a tree; the youngest bark is the inner part, next to the vascular cambium.
D) The youngest wood is toward the outside, near the vascular cambium; youngest bark is the outside of the bark.

Accepted Answer

The youngest wood in a tree trunk is located toward the outside, near the vascular cambium because this is where new wood cells are produced. Similarly, the youngest bark is the inner part, next to the vascular cambium, where new bark cells are formed.