A eukaryote is any cell or organism that possesses a clearly defined nucleus. Eukaryotic cells form the foundation of complex, multicellular life, including apple trees, mushrooms, fish and humans.

the mere presence of a nucleus is considered one of the defining features of a eukaryotic cell. This structure is so important because it is the site at which the cell's DNA is housed and the ...

Plant cells also contain large vacuoles and chloroplasts. Each organelle performs a specific function critical to the cell's survival (Table 1). Table 1. The structure and function of key eukaryotic ...