The whooping cough vaccine for children is very safe for your baby. The whooping cough vaccine for children (2 months through 6 years) is called DTaP vaccine. The DTaP vaccine combines protection against diphtheria, tetanus and whooping cough. Currently, there are 3 licensed formulations of the DTaP vaccine.
Human egg cells contain one set of 23 chromosomes. Because they contain half of the 46 chromosomes contained in body cells (2 sets of 23), the egg cells are said to be haploid. Human egg cells contain one set of 23 chromosomes. Because they contain half of the 46 chromosomes contained in body cells (2 sets of 23), the egg cells are said to be haploid.
The number of chromosomes in the egg or sperm is different from that in other body cells. The mother's eggs each contain only 23 chromosomes (the HAPLOID number), made up of one copy of each autosomal chromosome (1 to 22) along with one copy of the X chromosome.