How many levels are there from "sociology faculty" (count this as one level) to "board" (count this as another level) in a typical university?

What would happen if the tubing with the yellow band was placed in a beaker of distilled water?

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.

In general, characteristics that an organism survive and reproduce become more common in a population over time. what mechanism of evolution cause this change?