Evolutionary history of plants seed model is shared by basically all gymnosperms (literally: "naked seeds"), most of which encase their seeds in a woody cone or fleshy aril (the yew, for example), but none of which fully enclose their seeds. The angiosperms ("vessel seeds") are the only group to fully enclose the seed, in a carpel. Fully enclosed seeds opened up a new pathway for plants to follow: that of seed dormancy. The embryo, completely isolated from the external atmosphere and hence protected from desiccation, could survive some years of drought before germinating. Gymnosperm seeds from the Late Carboniferous have been found to contain
Seeds of Peace Peace's work with over 700 young leaders from Maine who are a leading voice for dialogue, inclusion, and equity in schools and communities across the state. Campers take part in an identity-based dialogue program focused on race, religion, economic and educational disparity and other sources of prejudice and discrimination in American society today. The selection process to become a Seeds of Peace camper is very competitive. The selection takes about half a year, with most of the participants being 14-16 years old. Typically, applicants to Seeds of Peace apply through the school systems in their home countries. Applicants must demonstrate