At Night,faint Objects Are Best Seen When Not Looked at Directly.What

question 67

Multiple Choice

At night,faint objects are best seen when not looked at directly.What is the basis of this phenomenon?

• A)Rhodopsin is transported away from the fovea at night.
• B)Cis-retinal builds up in the fovea at night,and is degraded during the day.
• C)Cone photoreceptors are most sensitive in dim light,and few cones are present in the fovea.
• D)Rod photoreceptors are most sensitive in dim light,and few rods are present in the fovea.

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Definitions:

Homicide

The act of one human killing another, ranging from accidental to premeditated murder, and regarded as a severe crime under the law.

Suicide

The act of intentionally causing one's own death.

Genocide

The deliberate killing of a large number of people from a particular nation or ethnic group with the aim of destroying that nation or group.

Psychological Separation

The process of becoming an independent individual by establishing emotional and cognitive boundaries from others.