The heart, lungs, and brain begin to form during the _____ period of prenatal development?
The heart, lungs, and brain begin to form during the _____ period of prenatal development. , por favor.
The heart, lungs, and brain begin to form during the _____ period of prenatal development. , por favor.
En resumen
The lungs of the baby in the pregnancy zo are developed in the embryonic period}.
The lungs of the baby in the pregnancy
zo are developed in the embryonic period}.