Total Phenotypic Variance Can Be Broken Down into All but One

question 33

Multiple Choice

Total phenotypic variance can be broken down into all but one of which of the following components?

• A)Genetic-environment interaction variance
• B)Genetic variance
• C)Environmental variance
• D)Heritability
• E)Genic interaction variance

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Definitions:

REM Sleep

A phase of sleep characterized by rapid eye movements, more vivid dreams, and increased brain activity.

Sleep Poorly

A condition characterized by difficulty falling asleep, frequent awakenings, or non-restorative sleep.

Sleeping Aid

Medications or natural remedies that are used to improve sleep quality or to alleviate difficulties falling asleep.

Rebound Insomnia

A condition where sleeping difficulties worsen after discontinuing sleep medications.