Which Types of Phenotypic Ratios Are Likely to Occur in Crosses

question 19

Multiple Choice

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

• A) 27:9:9:9:3:3:3:1
• B) 1:2:1, 3:1
• C) 1:4:6:4:1, 1:1:1:1
• D) 12:3:1, 9:7
• E) 2:3, 1:2

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Definitions:

Albert Ellis

An American psychologist known for developing Rational Emotive Behavior Therapy (REBT), a form of psychotherapy aimed at resolving emotional and behavioral problems.

Existential Therapy

A form of psychotherapy that focuses on individual freedom, choice, and meaning in life, emphasizing the human condition as a whole.

Inescapable Realities

Facts or situations that cannot be avoided or changed, often requiring acceptance and adaptation.

Family Therapy

A form of psychotherapy that involves all members of a nuclear or extended family and aims to address their psychological, behavioral, or emotional issues by improving communication and understanding.