Including Their Enantiomeric Pairs, How Many Different 2-Ketopentoses Are Present

question 40

Multiple Choice

Including their enantiomeric pairs, how many different 2-ketopentoses are present in nature?

• A) two
• B) four
• C) eight
• D) sixteen

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Definitions:

Adapter

A device or electronic component that allows one hardware or electronic interface to be adapted or converted to another without loss of functionality.

Expansion Slots

Interfaces in a computer's motherboard that allow for the addition of expansion cards to provide additional functionality, such as better graphics or enhanced connectivity.

Operating System

The software that manages the hardware and software resources of a computer and provides common services for computer programs.

Boot Process

The specific order a device goes through to power up, locate an operating system, and automatically load services and applications.