People who use IVF select embryos that appear more vital and pass various genetic screenings. Others buy sperm and eggs from those with characteristics they shop for.
People who use IVF select embryos that appear more vital and pass various genetic screenings. Others buy sperm and eggs from those with characteristics they shop for.
People who use IVF select embryos that appear more vital and pass various genetic screenings. Others buy sperm and eggs from those with characteristics they shop for.