wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Frequency of Down's syndrome increases when the maternal age is

A
Above 35 years
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
Below 35 years
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
During 1st pregnancy
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
In mothers of at least 3 children
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A Above 35 years
When maternal age crosses 35, there are more chances of non-disjunction of chromosomes during gamete formation. This results in genetic disorders.

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Down's Syndrome
BIOLOGY
Watch in App
Join BYJU'S Learning Program
CrossIcon