1. helps improve or maintain overall health
Answer: Tissues
Explanation:
Tissues are a group of cells that are similar in structure working together to effect a function in the living organism.
Plant root tips having a layer of <em>cells which function together</em> to achieve the goal of greater water absorption and plant stabilization will therefore classify them as tissues. Other tissues in a plant include xylem and phloem tissues.
I think B. a calf stretch because when running you are using your calf mussels to push off the ground and run. And since it's a long run, she'll want to mussels out and relax. Hope this helps!
