Imagine That the Human Eye Only Had Rods, and No

question 71

Multiple Choice

Imagine that the human eye only had rods, and no cones.Based on what is known about the differing functions of the visual receptors, you should predict that under these conditions, people would have:

• A)no color vision
• B)poor vision in low illumination
• C)poor peripheral vision
• D)more accurate depth perception

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Definitions:

Misery Loves Company

A popular adage implying that people who are unhappy may get some consolation from knowing that others are unhappy too.

Prediction

The act of forecasting what will happen in the future based on past and current data or evidence.

Theory

A system of ideas intended to explain something, based on general principles independent of the thing to be explained, often involving hypotheses that are tested through observation, experimentation, or other methods of scientific inquiry.

Fear Reactions

Emotional and physiological responses triggered by perceived threats or dangers.