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A Testcross Is Performed on an Individual to Examine Three

question 20

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A testcross is performed on an individual to examine three linked genes. The most frequent phenotypes of the progeny were Abc and aBC, and the least frequent phenotypes were abc and ABC. What was the genotype of the heterozygous individual that is test-crossed with the correct order of the three genes?


Definitions:

Gestalt Principle

A theory in psychology that proposes the human brain organizes visual elements into unified wholes or patterns rather than perceiving each part separately.

Proximity

The physical closeness or distance between people or objects, often influencing relationships and interactions.

Binocular Disparity

The difference in image location of an object seen by the left and right eyes, resulting from the eyes’ horizontal separation and providing a cue to depth perception.

Visual Field

The entire area that can be seen when the eyes are focused on a central point.

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