A species of kangaroo has a diploid chromosome number of 16. After meiosis, to develop the kangaroo’s sperm or egg, the haploid number would be . When fertilization occurs, the zygote would again have 16 chromosomes.

Atomicity occurs to prevent updates of the database occurring only partially, which can cause greater problems than rejecting the whole series outright.some are monatomic, diatomic, triatomic etc because it shows the number of atoms. for example, monatomic means it contains only one atom.

They are all full and don't need any more electrons in there outer shell.

The answer should be vaporization