A 2001 Fossil Find Called Orrorin Tugenensis, Dated 6 Million

question 37

Multiple Choice

A 2001 fossil find called Orrorin tugenensis, dated 6 million years of age,

• A) lacks any possible evidence that it was bipedal.
• B) is older than the famous Toumai find.
• C) is the undisputed "missing link."
• D) was found in South America, suggesting that the transition into bipedalism may have happened there.
• E) appears to have been a chimp-sized creature that climbed easily and walked on two legs when on the ground.

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Definitions:

Sensory Memory

Very brief retention of sensory experiences.

Developmental Ages

Stages of growth and development characterized by specific milestones in physical, psychological, and emotional maturation.

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A notion or belief that an individual's ability or potential in a certain area remains constant over time, without improvement or decline.

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Attention-Deficit/Hyperactivity Disorder, a neurodevelopmental disorder affecting both children and adults, characterized by persistent issues with attention, hyperactivity, and impulsiveness.