What area of the spinal nerve exits the dorsal and ventral sides of the spinal cord

Compare and contrast the relative importance of the sporophyte vs gametophyte generation between nonvascular plants (bryophytes), seedless vascular plants and seed plants, and explain the ecological significance of a larger sporophyte generation

In the diagram below, the northern hemisphere would be in what season at position a a.fall b. winter c.summer d.spring

What are characteristics of minerals? select 3 choices