Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

Example Input: Question: What do you call vesicle transport into the cell? Answer: endocytosis
Example Output: Vesicle transport into the cell is called endocytosis. The cell membrane engulfs the substance. Then a vesicle pinches off from the membrane and carries the substance into the cell.

Example Input: Question: What component of cells is present in plant and bacterial cells but not animal cells? Answer: cell wall
Example Output: Animal Cell. The shape of an animal cell is not constrained by a rigid cell wall. A bacterial cell is shown above for comparison.

Example Input: Question: The diffusion of water across a membrane because of a difference in concentration is called? Answer: osmosis
Example Output:
The diffusion of water across a membrane because of a difference in concentration is called osmosis . Let's explore three different situations and analyze the flow of water.