Biochemists Organize the Variety in Chemical Structure by Classifying Molecules

question 20

Multiple Choice

Biochemists organize the variety in chemical structure by classifying molecules into functional groups.A functional group is a group of atoms that gives a family of molecules its characteristic chemical and physical properties.

• A) Both statements are true.
• B) Both statements are false.
• C) The first statement is true; the second is false.
• D) The first statement is false; the second is true.

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Definitions:

Narcolepsy

A chronic sleep disorder characterized by overwhelming daytime drowsiness and sudden attacks of sleep.

Insomnia

A common sleep disorder that involves difficulty falling asleep, staying asleep, or obtaining restorative sleep.

REM Sleep

is a phase of sleep characterized by rapid eye movement, low muscle tone, and vivid dreaming, considered crucial for memory consolidation and emotional regulation.

Paradoxical Sleep

Another term for REM (Rapid Eye Movement) sleep, characterized by active brain waves, rapid eye movements, and dreaming, despite the body being in a state of muscle paralysis.