Caroline and her family often visit northern New Mexico during their summer vacation, and she likes observing the pine cones that fall from the Ponderosa pines. She learns that gymnosperms have adaptations that help them reproduce. The female cone has a sticky substance on the outside and a(n) inside it, while the male cones have pollen that can blow.

Word bank: fruit, ovule, scale, seed, sticky, lightweight, wet, deeply rooted