What factor is most important in the cell differentiation that occurs during the metamorphosis of a tadpole into a frog or a caterpillar into a butterfly?

b.

hoped i

explanation:

oxygen +1 most likely

the food storage products of chrysophytes are oils or the polysaccharide laminarin.   formerly classified as plants, the chrysophytes contain the photosynthetic pigments chlorophyll a and c all but the yellow-green algae also contain the carotenoid pigment fucoxanthin.

only about ten percent of the energy at one trophic level is passed on to organisms at the next trophic level. the remainder of the energy is used in life processes or lost as heat.