Build upward: cells → tissues → organs → organ systems → organism.
1. Which level of body organization is the basic unit from which tissues are formed?
2. What is a tissue in the organization of the human body?
3. A body structure contains several tissue types that cooperate to perform a specific goal. What level of organization does it represent?
What is a cell in the body's levels of organization?
It is the basic unit from which tissues are formed.
Which level of organization is a cell?
The cellular level.
What makes up a tissue?
A collection of similar cells.
What makes up an organ?
Different tissues working together for a specific goal.
What makes up an organ system?
Different organs working together for a specific goal.
Which systems are organ systems of the human body?
The nervous, cardiovascular, integumentary, skeletal, endocrine, respiratory, muscular, urinary, digestive, and reproductive systems.
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