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  2. Add or disable 2-step verification for extra security - AOL Help

    help.aol.com/articles/2-step-verification...

    Enable 2-step for authenticator app. Important - You may not see this option as it yet available for all accounts. 1. Sign in to your Account Security page. 2. Next to "2-Step Verification," click Turn on 2SV. 3. Click Get started. 4. Select Authenticator app for your 2-step verification method.

  3. Employees' Provident Fund Organisation - Wikipedia

    en.wikipedia.org/wiki/Employees'_Provident_Fund...

    The Universal Account Number (UAN) is a 12-digit number allotted to employees who contribute to an EPF. A UAN is generated for each PF member by the EPFO. The UAN acts as an umbrella for the multiple Member IDs allotted to an individual by different establishments and remains the same throughout the lifetime of an employee.

  4. Universal Payment Identification Code - Wikipedia

    en.wikipedia.org/wiki/Universal_Payment...

    A Universal Payment Identification Code (UPIC) is an identifier (or banking address) for a bank account in the United States used to receive electronic credit payments. [1] A UPIC acts exactly like a US bank account number and protects sensitive banking information.

  5. Contactless payment - Wikipedia

    en.wikipedia.org/wiki/Contactless_payment

    EMV contactless symbol used on compatible payment terminals. EMV stands for "Europay, Mastercard, and Visa", the three companies that created the standard.Contactless payment systems are credit cards and debit cards, key fobs, smart cards, or other devices, including smartphones and other mobile devices, that use radio-frequency identification (RFID) or near-field communication (NFC) for ...

  6. UAN (disambiguation) - Wikipedia

    en.wikipedia.org/wiki/UAN_(disambiguation)

    UAN is a solution of urea and ammonium nitrate in water used as a fertilizer. Uan or UAN may also refer to: Adapa, an alternate name for the first of the Mesopotamian seven sages; Autonomous University of Nayarit (in Spanish: Universidad Autónoma de Nayarit), a Mexican public university based in the city of Tepic, Nayarit

  7. Amino acid activation - Wikipedia

    en.wikipedia.org/wiki/Amino_acid_activation

    Amino acid activation (also known as aminoacylation or tRNA charging) refers to the attachment of an amino acid to its respective transfer RNA (tRNA). The reaction occurs in the cell cytosol and consists of two steps: first, the enzyme aminoacyl tRNA synthetase catalyzes the binding of adenosine triphosphate (ATP) to a corresponding amino acid, forming a reactive aminoacyl adenylate ...

  8. Activation function - Wikipedia

    en.wikipedia.org/wiki/Activation_function

    The activation function of a node in an artificial neural network is a function that calculates the output of the node based on its individual inputs and their weights. Nontrivial problems can be solved using only a few nodes if the activation function is nonlinear .

  9. Urea cycle - Wikipedia

    en.wikipedia.org/wiki/Urea_cycle

    The conversion from ammonia to urea happens in five main steps. The first is needed for ammonia to enter the cycle and the following four are all a part of the cycle itself. To enter the cycle, ammonia is converted to carbamoyl phosphate. The urea cycle consists of four enzymatic reactions: one mitochondrial and three cytosolic.