Refer to the Figure

question 74

Multiple Choice

Refer to the figure.
The figure shows the temperature (in °C, relative to modern temperature) and the concentrations of carbon dioxide (in ppm) and methane (in ppb) over the past 400,000 years.
- The current concentration of carbon dioxide is 404 ppm (not shown on the figure) . Use the data in the figure to determine the highest carbon dioxide concentration levels that occurred over the past 400,000 years. At that point, the concentration of carbon dioxide was about _______% of the current concentration.

• A) 45?50
• B) 55?60
• C) 70?75
• D) 90?95

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Definitions:

Visual Cortex

The region of the brain that processes visual information, located in the occipital lobe.

Color Perception

The process by which the brain interprets wavelengths of light as different colors, relying on the interactions of photoreceptor cells in the eyes.

Form Perception

The cognitive process of recognizing and identifying objects' shapes and structures in the environment.

Prosopagnosia

A neurological condition characterized by the inability to recognize faces, also known as face blindness.