No. Since fertilization and subsequent embryo development occur inside the female's body, the embryos cannot be manipulated to examine their genetic content. So, in short, choosing the gender of the baby is not possible.
Degree in Biochemistry and Molecular Biology from the University of the Basque Country (UPV/EHU). Master's Degree in Human Assisted Reproduction from the Complutense University of Madrid (UCM). Certificate of University Expert in Genetic Diagnosis Techniques from the University of Valencia (UV).