A restriction-fragment length polymorphism at a site in the X chromosome has three alleles, A1, A2, and A3. The gel below is the DNA fingerprint for two girls who have the same parents. What is the genotype of the mother? Of the father? 
Definitions:
Consciousness
A state of awareness of one's self and the external environment.
Evolution
The process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.
Drive Theory
A theory of motivation that posits that people are driven to take certain actions in order to reduce the internal tension caused by unmet needs.
Woodworth
Robert S. Woodworth was an influential American psychologist known for his work in experimental psychology and the dynamic theory of motivation and personality.
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