Question

A cross-sectional view of a log shows a concentric pattern. Which part of the stem gives rise to this pattern? A. Phloem

Answer 1

A cross-sectional view of a log shows a concentric pattern. Which part of the stem gives rise to this pattern?
B. Xylem
as it contribute for most of a tree's growth in diameter.

Answer 2

The part of the stem that gives rise to this pattern is : B. xylem

xylem is responsible in transporting water and nutrients. It die after a year or so and will leave the concentric pattern as it die

hope this helps