Identify the molecule that allows cells to store energy. Can you describe at least one step in the process used to synthesize the molecule

if your own plato the answer is b. the fern transitioned from sporophyte generation to gametophyte generation.

what school and grade?

genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).

instead of copying and pasting things off of tests or work done on computer which im sure you did, try and read over the question carefully