Just like humans and other animals, pathogenic bacterias also has the capability to evolve. These pathogens usually come to life as soon as they enter a host. When you use antibiotics, the majority of them will die, but several of them could survive. When these survivals replicate, it will creates more bacterias that has higher immune towards antibiotics compared to normal bacteria
The dissolved sugars produced in the leaves of a maple tree move to the roots through the<em><u> phloem</u></em>. It is a tissue that transports nutrients to where it is needed
