Normally we have 2 copies of each chromosome. If one is duplicated, it’s a trisomy. So trisomy 15 means that there’s 3 copies of chromosome 15. Read more on my blog about PGS testing
Synonyms:
trisomies
Normally we have 2 copies of each chromosome. If one is duplicated, it’s a trisomy. So trisomy 15 means that there’s 3 copies of chromosome 15. Read more on my blog about PGS testing