Do Scientists Know What Causes Conjoining in Embryos

question 71

Multiple Choice

Do scientists know what causes conjoining in embryos.

• A) Yes, they can induce it in other organisms, so it must work in humans in the same way.
• B) Yes, the embryos twin and then get stuck back together somehow.
• C) Yes, the embryos do not completely separate when they twin relatively late in development.
• D) No. They can't induce it in other organisms, so they really have no idea what causes it.
• E) No. What causes it is not clear.

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Definitions:

Significant Social Problem

A societal issue that is pervasive, persistent, and causes harm to individuals or communities, requiring intervention.

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The effect that the presence or action of an interviewer may have on the response of the interviewee, potentially skewing results.

Carryover Effect

In research, the persistence of an effect observed in one condition into another condition or time period.

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