epicotyl and hypocotyl hook formation is a type of curvature movement.so it comes under which category growth movement or variation movement.and in them it will be autonomous or induced?

epicotyl and hypocotyl hook formation is a type of curvature movement.

1.	epicotyl and hypocotyl hook formation is a type of curvature movement.so it comes under which category growth movement or variation movement.and in them it will be autonomous or induced?
Answer» epicotyl and hypocotyl hook formation is a type of curvature movement.so it comes under which category growth movement or variation movement.and in them it will be autonomous or induced?