filter
  • Subject:

    ...

  • Topic:

    ...

Which of the following is not an action of ethylene?

1. Induces leaf abscission

2. Inhibits root hair growth - decreasing the efficiency of water and mineral absorption

3. Induces the growth of adventitious roots during flooding

4. Stimulates epinasty - leaf petiole grows out, leaf hangs down and curls into itself