Straight Chain Hexose Sugars Contain Four Chiral Carbon Atoms

question 12

Multiple Choice

Straight chain hexose sugars contain four chiral carbon atoms. How many different molecular configurations are there for a given straight chain hexose sugar structure.

• A) 2
• B) 4
• C) 16
• D) 256

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Definitions:

Short-Term Memory

Memory system that holds small amounts of information in an active, readily available state for a short period of time.

Stimulus-Independent Thoughts

Refers to thoughts and mental imagery not directly triggered by external stimuli, representing an internal stream of consciousness.

Central Executive

A part of working memory model that coordinates the activities of the two subsystems, the phonological loop and the visuo-spatial sketchpad, and integrates information from the episodic buffer.

Working Memory Capacity

The amount of information that can be held and manipulated in working memory, a key factor in cognitive processes such as reasoning, comprehension, and learning.