Jane has a beaker containing a clear solution. She adds a liquid pH indicator to the clear solution and observes that the solution changes to bright blue. The clear solution in the beaker must be a (an)

What would happen if the cell membrane were completely made of polar substance

Which is the best analogy for classification? A) classification is like setting up a phone tree in which one person calls the next to people, and those people call the next board people.

Describe renewable resources as it applies to: water, forests and fish.

After teaching a group of students about fertilization, the instructor determines that the teaching was successful when the group identifies which as the usual site of fertilization? a. Fundus of the uterus b. Endometrium of the uterus c.

When driving your car, you hear a squeal everytime you press the breaks. You decide the problem is that there's a mouse trapped in the brakes this is an example of theory hypothesis law

Which process connects glycolysis and the citric acid cycle?

Reform movements of the 1800's was most likely influenced by what event in Europe? A. Governments were slow to act. B. Populations were increasing rapidly. C. Revolutions were spreading across Europe. D.

What's the definition of chemical energy

Once pathogens have penetrated the non-specific barriers, they are confronted by macrophages and natural killer cells. how do these cells contribute to maintaining homeostasis?

What happens when a plate carrying oceanic crust collides with a plate carrying continental crust?