So, there are two factors in the denominators a y-1 and a y+2. So we will write both of those down and then take the highest power for each. That means a 2 for the y-1 and a 1 for the y+2. Here is the least common denominator for this rational expression.
â¢ Taxonomic structure is the scheme of hierarchical classification used by zoological classification experts (taxonomists) to describe living things.It customarily starts with kingdom and works its way down to species. Taxonomic structure is the scheme of hierarchical classification used by zoological classification experts (taxonomists) to describe living things.
The taxa in order from largest to smallest are domain,  kingdom,phylum,class, order, family, genus, and species. Taxonomy  is the hierarchical system of classification from â¦ the most  inclusive taxon to the most exclusive taxon.It was developed by  Charles Linnaeus.he levels of classification from largest to smallest is Kingdom, Phylum, Class, Order, Family, Genus, and Species.