For many drugs, metabolism occurs in 2 phases. Phase I reactions involve formation of a new or modified functional group or cleavage (oxidation, reduction, hydrolysis); these reactions are nonsynthetic.
Use a capital letter for the first letter in the name when a noun is part of a name such as Calhoun High School. Use a capital letter in the case of a proper noun and in words that come from that proper noun. Examples: Texas and Texan. Use capital letters when naming religions, gods and any language.
As a general rule, use only an-s (or an-es) without an apostrophe to form the plurals of nouns--including dates, acronyms, and family names: 1  Markets were booming in the 1990s. 2  The tax advantages offered by IRAs make them attractive investments.he apostrophe may be the simplest and yet most frequently misused mark of punctuation in English. Here we'll review six guidelines for using the mark correctly. Be careful to place the apostrophe where the letter or letters have been omitted, which is not always the same place where the two words have been joined.