which statement describes down syndrome? it is a chromosomal abnormality. it causes individuals to be taller…

which statement describes down syndrome? it is a chromosomal abnormality. it causes individuals to be taller than average. it can be passed to other siblings. it is preventable by exercise and a healthy diet.
Answer
Brief Explanations:
Down - syndrome is caused by an extra copy of chromosome 21, which is a chromosomal abnormality. It does not cause individuals to be taller than average, is not passed to siblings in the way described, and cannot be prevented by exercise and a healthy diet.
Answer:
It is a chromosomal abnormality.