8 miles per hour. (Divide the 16 miles by the 2 hours traveled)
Answer:
Lignin is found in plant cell wall, particularly in middle lamella of cell wall (eg. sclerenchyma tissue).
<u>Role of lignin in plants:-</u>
- It helps in conduction of water.
- It provides mechanical support to the plant.
- It also nurtures resistance to many kinds of stress.
X-ray vision<span> is the ability to see through physical objects at the discretion of the holder of a superpower.
Hope this helps!</span>