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Can do a blood test on the mother for Down's. Enough baby DNA leaks out into her bloodstream and you can see if the chromosome ratios are the slightest bit off
by Scoundreller 3y ago
Can do a blood test on the mother for Down's. Enough baby DNA leaks out into her bloodstream and you can see if the chromosome ratios are the slightest bit off or not.
- ftxbro 3y agoi wonder does the mother get any phenotype if she has a lot of dna in her bloodstream that has too many chromosomes