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Consanguineous marriages (marriages betw...

Consanguineous marriages (marriages between close relatives/cousins) are not advisible because

A

more recessive defects are likely to occur

B

more chances of blood anomalies

C

more chances of multiple births

D

more chances of defective dominant traits to appears

Text Solution

Verified by Experts

The correct Answer is:
A
These marriages cause inbreeding depression. Wilson disease is common in children of close marriages. The `Cu^(++)` is deposited in brain and liver and causes mental disorder.
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