Match the following.
1. organisms in this level are either unicellular or colonial.
2. organisms that live in a group called a colony
3. the work being divided up into specialized tasks
4. a very long, contracting cell
5. a group of tissues working together as a unit
6. a degree of organism complexity. organisms at this level have their cells arranged into organs.
7. the highest level of complexity of a living thing
8. the limiting of the function of a cell to a specific function muscle
9. a group of organs working together for a common purpose
10. organisms at this level have their cells arranged into systems
11. cells working together to perform a particular task division of labor
12. organisms at this level have their cells arranged into tissues. system
a. cellular level
b. system level
c. tissue level
d. organ level
e. colonial
f. organ
g. specialization
h. tissue
i. organism level
j. fiber
k. system