Which of the Following Statements Is the MOST Debatable

question 8

Multiple Choice

Which of the following statements is the MOST debatable?

• A) Intelligence is at least somewhat genetic in origin.
• B) Genetic factors are strongly implicated in the cause of ethnic differences in intelligence.
• C) The average IQ in the lowest social classes is about 15 points lower than the average IQ in the highest social classes.
• D) The average IQ for some minority groups in the United States is about 10 to 15 points lower than the average for whites.

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Definitions:

Efferent Neurons

Nerve cells that convey impulses away from the central nervous system to effectors, such as muscles or glands.

Synaptic Gap

The tiny space between neurons across which neurotransmitters travel to carry signals from one neuron to another.

Axon Terminal

The very end of the axon of a neuron, where neurotransmitters are released to communicate with other neurons.

Dendrite

Branch-like extensions of a neuron that receive signals from other neurons.