You Are Walking to School One Day When You Notice

question 66

Essay

You are walking to school one day when you notice an alien spaceship that has crashed in a nearby field.You and some other physiology students collect samples from the beings inside of the spaceship.First, you collect a liquid sample of what appears to be alien blood so that you can test for the concentration of solutes inside the alien blood cells.You then extract some of these cells, place them in various concentrations of glucose in water, then look at them under the microscope.Below is what happens to the cells when they are placed in various concentrations of glucose:
$$\begin{array} { | l | l | } \hline \text { Percent Glucose } & \begin{array} { l } \text { Condition of } \\\text { Alien Blood Cells }\end{array} \\\hline 0.02 \% & \text { cells lyse } \\\hline 0.05 \% & \text { cells lyse } \\\hline 0.10 \% & \text { cells lyse } \\\hline 0.12 \% & \text { cells crenate (shrivel up) } \\\hline 0.20 \% & \text { cells crenate } \\\hline\end{array}$$
Table 5.1
-Refer to Table 5.1.How can you determine the osmolarity and tonicity of the alien blood and alien cells?

---

Definitions:

Efficient Outcome

An optimal allocation of resources that results in the highest possible satisfaction or utility with the least waste or inefficiency.

Externality

A consequence of an industrial or commercial activity which affects other parties without this being reflected in market prices.

Property Rights

Legal rights to use, control, and benefit from a resource.

Free-Rider Problem

A situation where individuals consume a public good without contributing to its cost, leading to underprovision or overuse.