Which following is dead structure in cell

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

An easy way to calculate the amount of energy available at each level is to what?

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity