which statement describes down syndrome?\no it is a chromosomal abnormality.\no it causes individuals to be…

which statement describes down syndrome?\no it is a chromosomal abnormality.\no it causes individuals to be taller than average.\no it can be passed to other siblings.\no it is preventable by exercise and a healthy diet.
Answer
Brief Explanation:
Down - syndrome is caused by an extra copy of chromosome 21, which is a chromosomal abnormality. It doesn't cause taller - than - average stature, isn't passed to siblings in the way of an infectious disease, and isn't preventable by exercise and diet.
Answer:
It is a chromosomal abnormality.