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Levels of Organization

Horizontales
Organisms with a nucleus in their cells
Tissue that covers body surfaces and lines body cavities
Tissue that uses electrical signals for communication
Means made of two or more cells
A collection of organs that work together to perform one or more jobs
Organisms without a nucleus in their cells
Tissue that supports and protects organs
An example of a multicellular organism
Verticales
Means made of only one cell
An example of a single-celled organism
A group of cells that perform the same job
The basic unit of life
A cluster of tissues grouped to perform a specific function
All cells, tissues, organs and organ systems working together
Tissue that generates force to create movement