One of the most important questions concerning cross-pollination of apple flowers is the way that bees move pollen between trees.
(the most important questions; concerning; cross-pollination of apple flowers) (One of the most important questions; is; the way that bees move pollen between trees) (the way; bees; move pollen between trees)
the most important questions One of the most important questions the way
concerning is bees
cross-pollination of apple flowers
the way that bees move pollen between trees
move pollen between trees