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.
Airlines Reporting Corp. looked at data for tickets bought between January 2013 through July 2014 to figure out the sweet spots for lowest fares. At the eight- and 24-week points, the report says, fliers saved 19% on domestic flights and 27% on international flights.