Bases


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Related to Bases: Acids and Bases

Bases

 

chemical compounds that contain a hydroxyl (OH) group and dissociate in an aqueous solution to form hydroxylions, OH. Bases are classified as weak (for example, NH4OH) and strong [NaOH or Ca(OH)2] according to their degree of dissociation. Freely water-soluble bases are called alkalies.

References in periodicals archive ?
The enzyme that the Scripps group created replicates DNA containing the fifth base with relatively high fidelity--only one mistake for every 1,000 base pairs.
District Court against the Department of Defense seeking to stop the sea base.
A properly constructed sub base can last several turf installations--20 or 30 years or more."
According to -35T(b)(1), all of the members' bases in the subsidiary member's stock immediately before such transfer are aggregated.
In respect of using IAS for company tax purposes, TEI is pleased to submit the following written comments on the Consultation Document, The application of International Accounting Standards (IAS) in 2005 and the implications for the introduction of a consolidated tax base for companies' EU-wide activities issued in February 2003 ("Consultation Document").
However, it is known that ROS-induced DNA damage consists primarily of single strand breaks (SSBs), double strand breaks (DSBs), sites of base loss [apurinic/apyrimidinic (AP) sites], and base lesions (6).
A library of standard mold bases is due out this month.
Exhibit 1, above, summarizes the results for materiality bases. The frequently used bases (in declining order of importance) were total revenues, total assets, total expenditures and fund balance.
The concept of computer data bases lends itself well to the area of long-term care where varieties of lists and information are frequently required, whether oriented to residents, employees, supplies or maintenance.
In DNA, bases come in four flavors--adenine, thymine, cytosine, and guanine.
Knowledge in an expert system may originate from many sources, such as textbooks, reports, data bases, case studies, empirical data, and personal experiences.
If S remains, the rule requires all the members to aggregate their S stock bases. Basis is allocated first to group members' S preferred stock, in proportion to (but not in excess of) the shares' value on the transaction date.