Why Are We Normally Unaware of the Blind Spot in Our

question 86

Multiple Choice

Why are we normally unaware of the blind spot in our vision?

• A)Light does not normally fall on the blind spot.
• B)Our brains "fill in" the missing visual information for us.
• C)Despite the name,the blind spot does not actually prevent light in our visual field from being detected.
• D)The blind spot is only an issue in very low light conditions.

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Definitions:

Thalassemia

A blood disorder characterized by the body producing an abnormal form of hemoglobin, resulting in anemia.

Polymorphism

The occurrence of something in multiple forms or variants, frequently used in genetics to describe the variation in DNA sequence among individuals.

Homologous Pairs

Pairs of chromosomes, one inherited from each parent, that contain the same genes at the same loci but may have different alleles.

Karyotypes

The complete set of chromosomes in an individual organism's cell, used for studying chromosome anomalies.