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8 Cards in this Set

  • Front
  • Back
What is a multicellular organism?
Composed of many cells that are permanently associated with one another and that integrate their activities
What are tissues?
Groups of cells with common structure and function
What are organs?
Specialized structures with specific functions
What is a colonial organism?
Collection of cells that are permanently associated, but in which little or no integration of cell activities occurs
What is aggregation?
Temporary collection of cells that come together for a period of time and then separate
What is a cell specialization?
Main difference between the more complex multicellular organisms and multicellular protists
What is differentiation?
Process whereby a single cell (in humans fertilized egg) becomes a multicellular individual with many different kinds of cells
What is intercellular coordination?
Adjustment of a cell's activity in response to what other cells are doing