Question

While pregnant, Juana is exposed to a teratogen known to affect the heart of the developing organism. The effects will likely be most severe if the exposure occurred during the:

Answer 1

3rd to 8th week of pregnancy.

Step-by-step explanation:

The fetus is more prone during the 3rd to 8th week of pregnancy. The earlier the teratogen is exposed to fetus, the severe the effect is likely to be caused.