Researchers Could Conclude That a Human Ancestor Had a Higher

question 24

Multiple Choice

Researchers could conclude that a human ancestor had a higher percentage of meat in the diet based on the changes found in

• A) increased brain size which expanded dietary choices
• B) the use of fire which made cooking foods possible, reducing disease
• C) a smaller gut size that requires higher energy foods
• D) their facial morphology, improving their hardiness

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Definitions:

REM Rebound

The phenomenon of increased REM sleep after a period of REM sleep deprivation, often resulting in more vivid dreams.

Selectively Deprived

Referring to a condition in which an organism or individual has been deliberately deprived of certain stimuli, resources, or necessities.

Slow-Wave Sleep

A stage of deep sleep characterized by low frequency and high amplitude brain waves, important for restorative sleep.

Selectively Deprived

The condition of being intentionally deprived of certain stimuli or experiences, typically in the context of experimental research or therapeutic intervention.