Bacteria grows everywhere, even inside our healthy bodies. It is true that bacteria spore are very durable; space scientists, for example, work in clean rooms to keep from contaminating their experiments with earthly life forms that may ride with their experiments and perhaps contaminate other planets.
Ito ay totoo na bacteria spore ay lubhang matibay; space siyentipiko, halimbawa, magtrabaho sa malilinis na kuwarto upang maiwasan ang mga eksperimento sa pamamagitan ng kontaminadong lupa form ng buhay na maaaring sumakay sa kanilang mga eksperimento at marahil mahawa ibang mga planeta.