Three Fundamental Questions of Economics
1. what goods and services should be produced?
2. how should the goods and services be produced?
3. who will benefit from or receive the goods and services ?

answered in paragraph form please

The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.

Pepsin is an enzyme in the stomach that breaks polypeptides into amino acids. pepsin functions best at a ph of around 1.5. what would be the most likely result if the ph of the stomach were increased to 5

How do you date a sample of rock that you suspect as being one of the earliest on earth