What should she look for to distinguish the eukaryotic cell from the prokaryotic cell?

She should look for a nucleus and other membrane-bound organelles to determine if the cell is eukaryotic or prokaryotic. The eukaryotic cell will have a nucleus and membrane-bound organelles, while a prokaryotic cell will not.

"a scientist studying a whale and its surroundings would need to understand the structure of atoms in case something was negatively affecting the whale or its surroundings."

explanation:

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the right answer is a. skin cells forming from sunlight.

the liver is an organ endowed with a fantastic ability to regenerate

. thus, if a hepatectomy (ablation) of 70% of the hepatic mass is performed in the rat, there is complete recovery in 7 to 10 days.

prokaryotes are beings that have existed since the existence of life on earth, and do not come from another realm.

ribosomes are organelles that exist naturally in eukaryotes, either in free form or attached to the endoplasmic reticulum.

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