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What Happens If Someone Is Born With Too Many Chromosomes? [Solved]

For example, an extra copy of chromosome 21 causes Down syndrome (trisomy 21). Chromosomal abnormalities can also cause miscarriage, disease, or problems in growth or development. The most common type of chromosomal abnormality is known as aneuploidy, an abnormal chromosome number due to an extra or missing chromosome.

“I Was Born With An Extra Chromosome” | Listen Up | ABC Science

Klinefelter Syndrome (also known as 47,XXY) is a common genetic condition, affecting

The myth of the “supermale” and the extra Y chromosome

In the 1960s and 1970s geneticists pursued a fascinating hypothesis: Is it possible that

Prenatal Genetic Testing: What are chromosome conditions?

During pregnancy all patients are offered genetic testing