Chemotrophs (Bacteria) are essential in the conversion of nitrogen containing compounds to nitrogen forms that are accessible and usable by plants.
The best answer would be the wire.
The water pipe acts like a wire in a circuit in a way that it directs the water to the shower head. The wire in a circuit conducts electricity to the appliances or connects the appliance to the power source. Water in this case would be the current and the pipe delivers it.
You are a eukaryote. Your cells are eukaryotic. Eukaryotic cells contain membrane-bound organelles, including a nucleus. Eukaryotes can be single-celled or multi-celled, such as you, me, plants, fungi, and insects.
Bacteria are an example of prokaryotes. Prokaryotic cells do not contain a nucleus or any other membrane-bound organelle. Prokaryotes include two groups: bacteria and another group called archaea.
Yes it would burn your body but I dont think from the outside to much
It would be a pain to write all out all the details, so this might help. There isn't that much reading involved. http://lsa.colorado.edu/essence/texts/lungs.html