Cell Organization
Multicelled organisms have specialized cells that do specific jobs. Single celled organisms exist without the help of other cells.
Biology
Cell Biology
Cells 2: The Cell as a System
Community Contributed
This lesson contains, background, introduction, discussion questions, group work, assessment and extensions. Answers are provided for the discussion and assessment questions. "To review cell structures and investigate how the components of a cell operate as a system." AAAS
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