Which of the Following Is True About Fraternal Twins

question 98

Multiple Choice

Which of the following is true about fraternal twins?

• A) They will be homozygous.
• B) They are dizygotic.
• C) They are monozygotic.
• D) They are always the same sex.
• E) They will be premature.

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Definitions:

Independent Variable

A variable that is manipulated in an experiment to observe its effect on the dependent variable.

Dependent Variable

In scientific research, the outcome factor that researchers measure to examine the impact of variations in the independent variable.

Manipulation

The act of skillfully controlling or influencing others in an unfair or deceitful way.

Positive Correlation

A relationship between two variables in which both variables move in tandem, such that as one variable increases, the other variable also increases.