Measuring the Age of fossils Directions: Write the answers to the following questions on a
sheet of lined paper to turn in.
1. What does the Law of Superposition State?
2. The word that means layers of rock is
3. An example of absolute dating is:
4. An example of relative dating is:
5. List the layers in order of OLDEST TO YOUNGEST in order:

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.