During the [___] trimester, the fetus rapidly gains weight.
Then, she learned about the [___] stage.
Next, Emma learned about [___].
Last, she learned about the [___] stage.
Use the drop-down menus to complete each statement.
During the [___] trimester, the fetus’s sex organs develop.
The umbilical cord forms during the [___] trimester.
The lungs do not develop until the [___] trimester.
Did you find these answers helpful?