Risk-on risk-off is an investment setting in which price behavior responds to and is driven by changes in investor risk tolerance. Risk-on risk-off refers to changes in investment activity in response to global economic patterns.
Meiosis is necessary in order for sexual reproduction to occur. It ensures that when the gametes (eg. sperm and egg) combine, the new organism has the correct number of chromosomes.
Why is meiosis important to process of sexual reproduction? Meiosis results in haploid gametes, sperm and egg cells. When the sperm fertilizes the egg, the resulting cell will be diploid, which is the condition of normal body cells.