Organization of Life

What is a cell?

• the basic unit of life

• a group of tissues working together to perform a function

• the largest level of biological organization

The skin is an example of what level of biological organization?

• cell

• organ

• tissue

• organism

Why are all cells different?

• all cells are the same

• different cells perform different functions

• multicellular organisms can live with one type of cell

This is a example of........ 

• organ system
• cells
• organ
• tissue

This is a example of ........

• cell
• organ system
• organ
• tissue

This is a example of ........

• cell
• tissue
• organ 
• organ system

What are organs made out of?

• cells

• organisms

• tissues

• organ systems

The basic unit of structure and function in the human body is the....

• organ
• organ system
• cell
• tissue

Which of the following is the correct order of organization in living things from most basic (simple) to most complex?

• a.  Organism, cell, tissue, organ, organ system
• a.  Organ system, organ, tissue, cell, organism
• a.  Cell, tissue, organ, organ system, organism
• a.  Cell, organ, tissue, organ, organism, organ system

A group of similar cells that come together to perform a specific function is a/an

• organ
• organism
• organ system
• tissue