Certain Devices, Like the Child's View-Master Toy, Make Photographs Look

question 42

Multiple Choice

Certain devices, like the child's View-Master toy, make photographs look like three-dimensional images. How are they able to do this?

• A) by presenting slightly different images to each eye
• B) by presenting slightly different images, one right after the other
• C) by slowly moving the photograph toward the viewer
• D) by quickly moving the photograph toward the viewer

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Definitions:

Gametic Isolation

A prezygotic reproductive barrier where genetic differences prevent gametes from different species from fusing to form a zygote, thus preventing inter-species reproduction.

Behavioral Isolation

A form of reproductive isolation where two populations develop differences in courtship rituals or behaviors that prevent them from mating.

Mating Signals

Behavioral, physical, or chemical signals used by animals to attract or communicate with potential mates.

Courtship

A period during which individuals of many species perform specific behaviors to attract mates.