erms and Angiosperms here are the microspores and megaspores spores formed in gymnosperms? Angiosperms? 9. Where are 10. If you took out a cell from a pine cone, would it be haploid or diploid? What about from a flower? 11. Are angiosperms heterosporous or homosporous? 12. What region of the carpel do the pollen grains land? 13. How does the pollen of gymnosperms reach the female cones? How do you think the pollen of most angiosperms reach the female flower parts. 14. What do you think is the function of the petals? 15. What tissue becomes the fruit?