Because they do NOT Photosyntetize, chloroplast capture luminous energy from the sun, on the other hand the animal cells get ATP(Energy) from various process like Krebs Cycle Glucolisis And Electron Transference
It is true, because age and occupation can determine how high or low of a risk they could be.
Some experts regard heroin as the most addictive drug available on the street, but many research scientists have questioned this assumption in recent years. Even though heroin is famous for it's addictiveness, recent studies pointed that it can vary depending on the mode of use they employed.
Probably a billion pieces to be honest