Why all individual are different?​

Because of the different genes in their DNA(Deoxyribo Nucleic Acid).

Explanation:

Many differences between individuals are undoubtedly because of differences in their genes.

answer; eliminate parking problems in cities, because a car took up only half as much space as a horse and buggy;

the chair is the committee member from the majority party who has the most seniority. in the south carolina senate, the chair is the committee member from the majority party who has the most committee seniority.