1. You notice a ""rotten egg"" smell coming from the black goo in the iron drain pipe in your kitchen. You could get rid of the
smell by adding which of the following? A. Sulfate reducers B. Purple sulfur bacteria C. Methanogenic bacteria D. Clostridial spores E. Sulfur oxidizing bacteria
Designation of the group of bacteria, not related to each other, that use sulfur, sulfides or sulfates in their metabolism. The photoautotrophic, green or red anaerobic bacteria use hydrogen sulfide as a source of electrons for photosynthesis, producing sulfur as a final product. Sulfur oxidizing cheiautotrophic bacteria, or their compounds, produce sulfates as the final product. The sulphate-reducing heterotrophic anaerobic bacteria need sulphates for their breathing, obtaining energy by reducing sulfur or hydrogen sulphide.
Alex had sleep problems in early childhood. A study showed that sleep problems could lead to <u>attention problems</u> that in some cases persisted into early adolescence.
Attention problems may cause the child to be negatively effected in his studies or any task that he is trying to perform. Children who suffer from attention problems often are left behind in the crowd which can cause other several cognitive problems for them.
kids shoes spread awareness in their community about anti corruption free India there times when parents try to enroll there kids in private school so they are funds taken by the presence and that is something which is not allowed
Alexander Graham Bell invented the telephone because
<span>he was a teacher for deaf individuals and his wife was deaf
also. So he was inspired to make the telephone. </span>
