answersLogoWhite

0


Best Answer

Some plants grow and move in reaction to touch. Some stems grow toward touch to wrap around an object for support. Touched cells release auxin and send it to untouched cells which grow more quickly causing the plant to grow in the direction of the touch.

User Avatar

Wiki User

9y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: Why does thigmotropism happen?
Write your answer...
Submit
Still have questions?
magnify glass
imp