which best describes fetal development?\nthe heart beats and is heard during the first trimester.\nthe heart…

which best describes fetal development?\nthe heart beats and is heard during the first trimester.\nthe heart beats and is heard during the second trimester.\nthe heart beats during the first trimester, but is heard in the second trimester.\nthe heart beats during the second trimester, and is heard in the third trimester.

which best describes fetal development?\nthe heart beats and is heard during the first trimester.\nthe heart beats and is heard during the second trimester.\nthe heart beats during the first trimester, but is heard in the second trimester.\nthe heart beats during the second trimester, and is heard in the third trimester.

Answer

Brief Explanations:

During the first trimester of fetal development, the heart begins to beat. However, it is typically not until the second trimester that the fetal heartbeat can be heard using a stethoscope or Doppler device.

Answer:

The heart beats during the first trimester, but is heard in the second trimester.