_____ Twins Develop from a Splitting of a Single Fertilized

question 172

Multiple Choice

_____ twins develop from a splitting of a single fertilized egg and share _____ percent of their genes.

• A)Monozygotic; 100
• B)Monozygotic; 50
• C)Dizygotic; 100
• D)Dizygotic; 50

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Definitions:

Pregnancy

The condition in which a female carries developing offspring within her body following fertilization.

Prenatal Development

The process of growth and development within the womb, from conception to birth, during which vital organs and structures are formed.

Fetal Stage

The stage of development inside the womb from the end of the embryonic stage, typically the ninth week after conception, until birth.

Caesarean Section

A surgical procedure used to deliver a baby through incisions in the mother's abdomen and uterus.