What Are the Three Main Components of a Eukaryotic Cell?


Quick Answer

The three main components of a eukaryotic cell are the membrane-bound organelles, particulate structures and the extracellular structures. The specific structural components and their functions are very similar in both plants and animals, though there are variances.

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Full Answer

The membrane-bound organelles in plants and animals differ in that plastids are not found in animal cells. These plastids are sac-like with internal thylakoid membranes for photosynthesis. The particulate structures of plants do not contain centrioles, while animal cells do include this structure that functions in cell division, anchoring flagellae and cilia. Only plant cells are composed of multiple layers of cellulose that serve as structural support.

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