Directions: Match the terms in Column Il with the definitions in Column / Write the letter of the correct term in the blank at the left.
Column II
a. organ system
b. cell
c. organ
d. tissues
Column I
1. groups of similar cells doing the same work
2. Each type of cell has a specific
3. organs working together
4. a long-branched type of cell that sends messages
quickly
5. cell surrounded by calcium and phosphorous
6. Cells in many celled organisms are
7. the smallest living unit in the body
8. two or more different types of tissues
working together
Directions: Complete the following sentences using the terms listed below.
e. nerve cell
f. bone cell
g. specialized
h. job