Which Process Results in Dizygotic Twins

question 89

Multiple Choice

Which process results in dizygotic twins?

• A) meiosis
• B) a single fertilized ovum splitting into two zygotes
• C) two ova released at the same time, each fertilized by a different sperm
• D) crossing-over

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Definitions:

Attention-deficit/hyperactivity Disorder

A neurodevelopmental disorder characterized by patterns of inattention, hyperactivity, and impulsivity that interfere with functioning or development.

Conduct Disorder

A psychological disorder characterized by a repetitive and persistent pattern of behavior in which the basic rights of others or major age-appropriate societal norms or rules are violated.

Juvenile Delinquency

Illegal or delinquent behaviors committed by minors.

Childhood Schizophrenia

A rare and severe form of schizophrenia that begins in childhood and involves delusions, hallucinations, and disordered thinking.