What is the output at the end of main? public static void ma…

What is the output at the end of main? public static void main(String args[]) { int a = 7; int b = 6;  b = changeValue(a); System.out.print(“a = ” + a + “, b = ” + b); } public static int changeValue(int x) { int y; x = x * 2; y = x + 1; return y; } 

You have been growing some animal cells in culture. The cell…

You have been growing some animal cells in culture. The cells grow well for several weeks, and then their growth slows down. You conduct some tests and determine that there is alot of lactic acid in the culture fluid. Which of the following is the most likely explanation for the poor growth of the cells?