Statistically, for every 250 births, you would expect pair(s) of identical twins.

The odds for identical twins, because of new birth technologies, varies greatly in different parts of the world. But for example, in the United States, the odds are 1 in 150 birth. Therefore you would expect 1.4 identical twins per 250 births.

If you eat to much it could kill you.

Leaves specifically the gas exchange between plants and the environment. while plants undergo photosynthesis, they also partake in cellular respiration. respiration is the process that happens in the leaves of plants.