The Ability to Roll the Tongue Is Caused by a Dominant

question 57

Multiple Choice

The ability to roll the tongue is caused by a dominant allele. A woman is a "roller," but one of her parents is not. What is the woman's genotype?

• A) homozygous dominant
• B) heterozygous
• C) homozygous recessive
• D) either homozygous recessive or homozygous dominant
• E) It cannot be determined from this information.

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Definitions:

Peer Relationships

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Baumrind's Parenting Styles

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Aggression

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Psychoanalytic Theorists

Experts in a field founded by Sigmund Freud that focuses on unconscious factors that influence behavior, emotions, and relationships.