I believe the answer is plant cells
<h2>Ur Answer:-</h2>
The cambial ring becomes active and starts cutting off new cells; both on the inner and the outer sides. The cells which are cut off towards the pith mature into secondary xylem. The cells which are cut off towards the periphery mature into secondary phloem.
<h2>Hope it helps uh!</h2>
Stem cells are what allow planaria to grow and regenerate as the stem cells can change into any of the cells that make up the planaria.
Answer: B
Explanation: Plastic shopping bags don’t help the environment, meaning that its not an effort to help preserve the environment.
