Wilma is an alcoholic. Her liver has been damaged to such a degree that it cannot produce the appropriate blood proteins for fluid balance. She develops a condition called edema, which is .
A) cardiovascular disease.
B) extreme thirst.
C) loss of muscle mass.
D) the build up of fluids in extracellular spaces.

After reading the paragraph below, answer the questions that follow. researchers have created a robot that has a very thin leg that is moved by cardiac (heart) cells contracting in unison. the robot, made of a polymer similar to that used in making contact lenses, is bathed in heart cells with supporting cells, which then attach to the robot and provide movement as they contract. all of the cardiac cells working together can cause the robot leg to move in a way that individual cells could not. this is an example of a. emergent properties of cells. b. energy flow through an ecosystem. c. adaptation. d. internal environment regulation.

Why does the earth spin slowly, not faster? is it possible to prove it scientifically? can you prove it with math?

The function of the ciliary escalator is to