If meiosis does not occur properly, an egg or sperm could end up with too many chromosomes, or not enough chromosomes. Upon fertilization, the baby could then receive an extra chromosome (called a trisomy), or have a missing chromosome (called a monosomy).
It is Possible to Save Money on Airline Tickets. There are some time-proven axioms that you can follow to put the odds on your side in helping you save money on airline tickets. If you want to save money on airfare, don't be rigid on the time of day you want to travel.
But there are ways to squeeze some savings out of the airfare portion of your trip. First, be flexible about your departure: The later you leave in the summer, the bigger your savings should be. By mid-September, the high fares of July should be down by a couple hundred dollars.