Cells are organized into , groups of cells with a similar structure and common function.

A ______________ is a group of similar cells performing a similar function.TissueOrganOrgan systemOrganism

Explain why cells in multicellular organisms are organised into tissues, organs, and systems.

The differences in the size and shape of different types of cells and structures within them make them well suited to their specific function.

A relatively large, usually spherical, structure containing the genetic material that directs the activities of the cell is the of the cell.

A group of specialized cells of the same type that perform a common function is called a(n) .