PGT-A’s basically this fancy screening they do during IVF—think of it as a genetic bouncer checking which embryos get to party in the uterus. They’re looking for the ones with the right number of chromosomes, since too many or too few is just asking for trouble (like miscarriages, failed implantations, or stuff like Down syndrome).
Scientists mix the eggs and sperm in a lab (romant... https://www.ivfsurrogacy.in/pgd-ivf-mumbai/