In the Figure Below, the Letters A, B, and C

question 58

Essay

In the figure below, the letters A, B, and C represent the formation of Giardia intestinalis dormant cysts from trophozoites and back. Briefly describe the structure and life cycle of G. intestinalis. What conditions lead to the formation of the cyst?

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Definitions:

Depth Perception

The ability to perceive the world in three dimensions and to judge the distance of objects accurately.

Skin Sensations

Feelings perceived through the skin, including touch, pressure, heat, cold, and pain, mediated by the nervous system.

Pressure

The feeling of stressful urgency caused by the perception of the need to perform well in a situation or accomplish a task.

Color Constancy

The perceptual property by which the color of an object appears the same under varying lighting conditions.