5. What do you think happened to cause the change in weight/size of the egg placed in

corn syrup?

6a. Recall that each egg is surrounded by a shell membrane. Based on your

observations, which of the following do you think can cross this membrane?

a. both water and the proteins in the egg white

b. water, but not the proteins in the egg white

c. the proteins in the egg white, but not water

d. neither water nor the proteins in the egg white

6b. What evidence supports your conclusion?

7. The shell membrane that surrounds the egg is a selectively permeable

membrane. Explain why "selectively permeable" is a good way to describe this

membrane.