iBT TOEFL Topic Vocabulary Breakthrough Unit 052

iBT TOEFL Topic Vocabulary Breakthrough Unit 052
Author: Li Xiaolai

52. The eukaryotic cell cytoplasm is similar to that of the prokaryote cell except for one major difference: Eukaryotic cells house a nucleus and numerous other membrane — enclosed organelles. Like separate rooms of a house, these organelles enable specialized functions to be carried out efficiently. The building of proteins and lipids, for example, takes place in separate organelles where specialized enzymes geared for each job are located.

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