<span>is operated by the U.S. Coast Guard</span>
Explanation:
Stratified cuboidal epithelium and stratified columnar epithelium can also be found in certain glands and ducts, but are uncommon in the human body.
I believe it is ph level,but I don't know for sure.
Answer:
The answer is b)Betaproteobacteria and e)Gammaproteobacteria
Explanation:
Nitrification, which is defined as the microbial oxidation of ammonia to form a nitrate, plays an important role in the global nitrogen cycle. There are two different groups of bacteria that can oxidize ammonia, as a first step in the nitrogen cycle. These groups are known as the Beta-proteobacteria (genera <em>Nitrosomonas</em> and <em>Nitrosaspira</em>) and the Gamma-proteobacteria (genus <em>Nitrosococcus</em>).