Which Types of Phenotypic Ratios Are Likely to Occur in Crosses

question 43

Multiple Choice

Which types of phenotypic ratios are likely to occur in crosses when dealing with two gene pairs for which all the genotypic combinations are of equal viability?

• A) 9:3:3:1
• B) 1:2:1, 3:1
• C) 6:6:2
• D) 12:2:2
• E) 2:3, 1:2

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Definitions:

Tyranny

Absolute power that is often wielded unjustly or cruelly.

Perfection Syndrome

The psychological pattern of striving for flawlessness and setting excessively high-performance standards, accompanied by overly critical self-evaluations and concerns regarding others' evaluations.

Detached

Emotional state of being disengaged or disconnected from others, often as a protective or defensive mechanism.

Superiority

The belief or condition of being superior to others; in psychology, Adler used it to describe a motivating force behind human behavior.