Which of the Following Statements Is Not True

question 58

Multiple Choice

Which of the following statements is not true?

• A)All humans are descended from a single African ancestor.
• B)The earliest humans lived in hunter-gatherer societies.
• C)Africa is the cradle of humanity.
• D)Scientists theorize that human language appeared with the hominids.
• E)Scientists have a very clear theory as to the disappearance of the Neanderthals.

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Definitions:

Macula Lutea

A region in the retina responsible for high acuity vision, characterized by a high concentration of cones and called the "yellow spot".

Photoreceptor Cells

Specialized cells found in the retina of the eye that detect light and convert it into electrical signals for vision.

Ciliary Ring

Portion of the ciliary body of the eye that contains smooth muscle cells.

Iris

The colored part of the eye surrounding the pupil, controlling the amount of light entering the eye by adjusting the size of the pupil.