Get more coverage of the airbag recall and the vehicles affected-click here. Its going to take years to do it because 34 million new airbags have to be manufactured and then replaced in the vehicles, said Joan Claybrook, former Administrator for the National Highway Traffic Safety Administration.he airbag manufacturer Takata now says its airbags were made with a propellant that can degrade over time, leading to ruptures. When they discharge, the metal shards come out and, obviously, the airbags are designed to protect you not to hurt you, said RC Rogers, General Manager at Zimmerman Honda.
1 In a human egg or sperm, there are 23 chromosomes, one of which is an X or Y.  The number of chromosomes is reduced from 46 to 23 during the process of meiosis. Fertilization of the egg by the sperm restores the diploid number of 46 chromosomes.
1 In humans, females have 23 homomorphic pairs and males have 22 homomorphic pairs plus a heteromorphic pair. 2  During meiosis, females produce only one kind of gamete all having one X chromosome. 3  Males produce two kinds of gametes, one with an X and the other with a Y chromosome. XX-XO system in which females have 2 X chromosomes. 2  Males have only 1 X and no additional sex chromosomes. 3  Females have an even number of chromosomes and males have an odd number of chromosomes. 4  This occurs in many species of insects.