What disease is caused by trisomy 21?

Asperger syndrome
cri-du-chat (cat meowing syndrome)
Down syndrome
Patau syndrome
Most cases of Down syndrome are caused by trisomy 21. Occasionally, the extra chromosome #21 or a portion of it is attached to another chromosome in the egg or sperm; this may cause "translocation Down syndrome." This is the only form of Down syndrome that may be inherited from a parent.
it is not easy
0
Correct this question
4
Very interesting!
reach: rather globalbiologydiseasesgeneticshuman anatomymedicine

Answers by country

Asperger syndrome
cri-du-chat (cat meowing syndrome)
Down syndrome
Patau syndrome
answers
flagNorway
0%
0%
100%
0%
11
flagthe Netherlands
6%
3%
90%
0%
33
flagGermany
7%
2%
88%
0%
140
flagCanada
8%
2%
86%
2%
36
flagPakistan
0%
5%
85%
5%
20
flagPoland
11%
3%
80%
3%
10268
flagAustralia
4%
0%
79%
12%
24
flagGreece
14%
0%
78%
7%
14
flagBelgium
23%
0%
76%
0%
17
flagthe United Kingdom
14%
2%
75%
5%
137
flagItaly
0%
0%
75%
16%
12
flagthe United States
12%
6%
74%
2%
139
flagAustria
7%
14%
71%
7%
14
flagDenmark
10%
10%
70%
10%
10
flagRepublic of Ireland
5%
5%
69%
15%
39
flagIndia
10%
12%
66%
5%
166
flagFrance
13%
20%
66%
0%
15
flagthe Philippines
19%
14%
57%
0%
21
flagNigeria
28%
20%
48%
4%
25