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###### 1_ If you're looking at a sample of cells under a microscope; list at least 3 ways you can tell the difference between a prokaryotic cell and a eukaryotic cell: (2) 2 The elodea and the onion are both plants: Why does the elodea cells contain chloroplasts and the onion cells do not? Don't they both need to photosynthesize? (2 pt) 3_ Why do plant cells have cell walls, but animal cells don't? (1 pt)

1_ If you're looking at a sample of cells under a microscope; list at least 3 ways you can tell the difference between a prokaryotic cell and a eukaryotic cell: (2) 2 The elodea and the onion are both plants: Why does the elodea cells contain chloroplasts and the onion cells do not? Don't they both need to photosynthesize? (2 pt) 3_ Why do plant cells have cell walls, but animal cells don't? (1 pt)

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