Why is the inner membrane of mithochondria ruffled?

In complete sentences describe the energy flow between the sun, the earth, and space.

The seed coat's most important function is to provide a) a nonstressful environment for the megasporangium. b) the means for dispersal. c) dormancy. d) a nutrient supply for the embryo. e) desiccation resistance.

Which type of neuroglia is found outside of the brain?