The similarities in the fore limb bones of humans,cats,dolphins and bats leads to the conclusion that they all evolved from a common ancestor.
The bacteria Can Become Antibiotic resistant over time by adapting or evolving to them so new ones would have to be created to kill them. and this process just keeps repeating over and over.
Antibiotic resistance<span> is a consequence of evolution via natural selection. The</span>antibiotic<span> action is an environmental pressure; those bacteria which have a mutation allowing them to survive will live on to reproduce. They will then pass this trait to their offspring, which will be a fully </span>resistant<span> generation.</span>
If one has an esophageal cancer it is important to have a good nutrition. Treatment can make it hard thus a soft diet and high protein food is recommended.A tube feeding would be ideal if anything can't be eaten through mouth. A tube called J tube can be put in one's small intestine or G tube if put in a stomach. Parenteral nutrition can also be done if there is an intravenous drip.