AP BIOLOGY

PLANTS

TRANSPORT IN PLANTS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How is the xylem adapted to its functions?
A
it has an empty lumen and thickened with lignin
B
it has no cross walls
C
it has no protoplasm
D
all of the above
Explanation: 

Detailed explanation-1: -The cells that make up the xylem are adapted to their function: They lose their end walls so the xylem forms a continuous, hollow tube. They become strengthened by a substance called lignin . Lignin gives strength and support to the plant.

There is 1 question to complete.