The Major Difference Between an Embryo and a Fetus Is

question 150

Multiple Choice

The major difference between an embryo and a fetus is that

• A) a fetus can survive outside the mother's womb but an embryo cannot.
• B) a fetus is smaller than an embryo.
• C) organ systems are developing in an embryo while all organs are present in a fetus.
• D) a fetus is a male child while an embryo is a female child.
• E) None of the choices are correct.

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Definitions:

Adoptive Families

Families where one or more children have been legally adopted, creating a familial bond.

Twin-Study Method

A research design used to estimate the genetic and environmental influences on behavior by comparing the similarities between identical and fraternal twins.

Personality

The combination of characteristics or qualities that form an individual's distinctive character, influencing thoughts, motivations, and behaviors across situations and time.

Dizygotic Twins

Also known as fraternal twins, they are siblings that develop from two different eggs fertilized by two different sperm, sharing about 50% of their genetic makeup.