Answer:
If you place an animal or a plant cell in a hypertonic solution, the cell shrinks, because it loses water ( water moves from a higher concentration inside the cell to a lower concentration outside ). A single animal cell ( like a red blood cell) placed in a hypotonic solution will fill up with water and then burst.
Humans obtain nitrogen by eating other organisms.
The answer is A. i had this question yesterday
The most appropriate answer is C ! in atomic bomb there is uncontrolled nuclear chain reaction !!
