The effects of a teratogen are the same irrespective of the developmental stage during which it is present.

Question

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The effects of a teratogen can vary depending on the developmental stage during which it is present. Different organs and systems in the fetus develop at different times, and each has a unique susceptibility to damage from teratogens. For example, exposure to a teratogen during the first few weeks of pregnancy may result in major structural malformations, while exposure during later stages of pregnancy may affect brain development and cognitive functioning.

The Effects of a Teratogen Are the Same Irrespective of the Developmental