Which Species Is Believed to Be the First Creature to Walk

question 26

Multiple Choice

Which species is believed to be the first creature to walk erect and possibly be the first hominin?

• A) Ardipithecus kadabba
• B) Australopithecus anamensis
• C) Ardipithecus ramidus
• D) Australopithecus afarensis
• E) Homo habilis

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Definitions:

Sexual Performance

An individual's ability to perform sexually, which can include factors such as libido, endurance, and satisfaction.

Neurons

Nerve cells.

Cortical Atrophy

The wasting away or decrease in size of the brain's cortex, often associated with aging or neurological diseases.

Dendrites

The branching projections of a neuron that act to conduct the electrochemical stimulation received from other neural cells to the cell body, or soma, of the neuron from which the dendrites project.