Why don't all cells in your body have the same mrna? why doesn't your eyeball have the same proteins as the cells in your tongue?

We want most cells to be even in and out which is called

How are rocks that cooled within magma chambers found on earth’s surface today? they are pushed up by magma under earth’s surface. they are revealed by erosion of earth’s surface over time. they are pushed to earth’s surface because of their larger size. they are revealed at earth’s surface due to their low density.

Which of the following is not an example of conflict between related individuals?