Melanin is a complex polymer derived from the amino acid tyrosine. Melanin is responsible for determining skin and hair colour and is present in the skin to varying degrees, depending on how much a population has been exposed to the sun historically. Melanin synthesis.
DEFINITION of 'Audit'. 1. An unbiased examination and evaluation of the financial statements of an organization. It can be done internally (by employees of the organization) or externally (by an outside firm).2.An IRS examination of a taxpayer's return or other transactions.. An unbiased examination and evaluation of the financial statements of an organization. It can be done internally (by employees of the organization) or externally (by an outside firm). 2.
Definitions (2). 1. Accounting: Systematic examination and verification of a firm's books of account, transaction records, other relevant documents, and physical inspection of inventory by qualified accountants (called auditors). See also external audit and internal audit. 2.