Elaiosomes are associated with the dispersal of seeds by ants. Which of the following is not true of elaiosomes?
1
Elaiosomes are always green.
2
Elaiosomes arise as an outgrowth of raphe or hilum.
3
The ants are attracted due to presence of unsaturated fatty acid and rincinolid acid.
4
They contain nutritive substances like proteins, lipids, starch and vitamins.