The highest energy Waves have the wavelengths

In terms of alternation of generations, the internal parts of the pollen grains of seed-producing plants are most similar to a ) moss sporophyteb) moss gametophyte bearing both male and female gametangiac) fern sporophyted) fern gametophyte bearing only antheridia

What is the name for a substance formed in a chemical reaction

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