Question

Which genetic condition can be diagnosed by karyotyping?

#1
Trisomy 21

#2
Sickle cell anaemia

#3
Colour blindness

#4
Haemophilia

Answer 1

Trisomy 21

Step-by-step explanation:

Not #2, #3 or #4: these conditions are caused by mutations and not chromosomal abnormalities that are visible in a karyogram. The answer is #1 because trisomy 21 is a chromosomal abnormality that is visible in a karyogram.

Answer 2

Trisomy 21.

Explanation:

Trisomy 21 can be diagnosed by karyotyping, which is a process by which the chromosomes in a person's body can be photographed and checked for irregularities or abnormalities.

Hope this helps :)