If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...

A new tool will help researchers identify the minute changes in DNA patterns that lead to cancer, Huntington's disease and a host of other genetic disorders. The tool was developed at North Carolina ...

The graph is a scatter plot, entitled "Rainfall and Plant Growth." The horizontal X axis shows Average Rainfall ranging from zero to four thousand, in units of millimeters per year, in increments of ...