40 ! 40 1)pine trees have cones instead of flowers, and their seeds are unprotected. what structure are pine trees most likely missing? roots leaves fruits stems 2)a plant that has no ovary would not be able to form which structure? filament fruit petals sepal 3)examine the sentence that eunice wrote to describe the male reproductive parts of a flower. the filament is the main structure, which is made up of the stamen with the anther on top. which statement best describes eunice’s sentence? it correctly describes the male reproductive parts. eunice switched the stamen and the anther. eunice switched the filament and the stamen. it correctly describes the female reproductive parts.