Auxin
Auxin explained in an easy to understand way:
Imagine trying to fit into a pair of shoes that are too small and needing just a bit more room to walk comfortably. This is similar to how plants use auxin to help their cells stretch and grow, providing the extra space needed for proper development. Just as you might wish for a magical way to stretch out your shoes for a better fit, plants rely on auxin to elongate their cells, ensuring they can expand and function effectively, much like how a little extra room in your shoes helps you move more freely.
Practice Version
Auxin: A plant hormone that that stimulates cell elongation. Auxin. Auxin is a natural plant substance that helps plants grow by making their cells stretch longer.