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.
To avoid airline change and cancellation fees, your best bet is to book your tickets directly from the airline and try to choose a flexible ticket. Canceling or changing your flight itinerary as soon as possible can also help as airline might charge a higher fee as you approach your departure date.