Question

Which term describes the chromosomal abnormality of having three copies of a single chromosome? haploidy diploidy trisomy tetrasomy

Answer 1

The answer is Trisomy.

Step-by-step explanation:

The word "Tri-" means having three times the single amount of something.

Answer 2

trisomy

Step-by-step explanation:

The prefix tri- means three

The prefix di-means two

The prefix tetra- means four