Question

give reasons
Birth defects are more common among children born to older women​

Answer 1

Answer:

The researchers found that older mothers -- aged 35 and older -- were 40 percent less likely than younger mothers to have a child with one or more of the birth defects known as major congenital malformations

Answer 2

Answer:

hii dear here is ur answer

Explanation:

This is because a woman's eggs age as she ages. Older eggs are more prone to forming embryos with either too many or too few chromosomes. This is the reason why older women have a greater rate for infertility, miscarriages and babies with chromosomal birth defects.