When moving upward on an energy pyramid from one level to the next, what happens to the usable energy in an ecosystem?

the unequal cytoplasmic division that  results  in  one egg  and three polar bodies ensures that a fertilized  egg has  ample nutrients  forits journey  to  the uterus.

and after water is usually warmed by the sun the water temperature raises and then evaporates .

what is shown in the image?

eukaryote

chloroplast

mitochondrion

submitted

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