helical winding मीनिंग इन हिंदी

When such stems find support this nutational movement may become fixed into a helical winding.
This is normally a helical winding, similar to BX cable, or a series of straight fibers running parallel to the core.
Drawing showing the difference between a circular DNA chromosome ( a plasmid ) with a secondary helical twist only, and one containing an additional tertiary superhelical twist superimposed on the secondary helical winding.