Examlex
Sometimes behaviour can't be controlled by conditioning alone, because instinctive behaviours get in the way. For example, researchers have taught raccoons to put coins in a piggybank, but eventually the raccoons don't want to give up the coins after they get them. This biological constraint on learning is called
Broca's Area
A region in the frontal lobe of the dominant hemisphere of the brain associated with the production of speech.
Rods
Photoreceptor cells in the retina that are highly sensitive to light and enable vision in low-light conditions, but do not perceive color.
Cones
Photoreceptor cells in the retina of the eye responsive to bright light and capable of color vision.
Color Vision
The ability of the eye and brain to distinguish objects based on the wavelengths (or frequencies) of the light they reflect, emit, or transmit.
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