A blastocyst has an outer layer of cells (trophectoderm) and an inner mass. The trophectoderm is what becomes the placenta and the inner mass becomes the baby. The biopsy is taken from the trophectoderm.
So if anything, it sounds like the biopsy would “age the placenta” not the baby.
New information I came across is:
A blastocyst has an outer layer of cells (trophectoderm) and an inner mass. The trophectoderm is what becomes the placenta and the inner mass becomes the baby. The biopsy is taken from the trophectoderm.
So if anything, it sounds like the biopsy would “age the placenta” not the baby.