Multiple Choice
Which of the following lists three units of an organ system in order from the simplest to the most complex?
Construct a table that lists the 11 systems of the body, names two organs of each system (if appropriate), and describes the overall or major function of each system.
Given the following 5 levels of organization, which represents the correct hierarchy from smallest to largest?
A) TissueB) OrganC) MoleculeD) CellE) Organism
Groups of many cells working together to perform a common function are known as a(n):
a. Cell
b. Organ
c. Organ system
d. Tissue