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In animal husbandry, if two closely related animals are mated for a few generations, it results in loss of fertility and vigour.

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asked Dec 6, 2017 in Biology by sforrest072 (157,439 points) ● 63 ● 451 ● 1294

In animal husbandry, if two closely related animals are mated for a few generations, it results in loss of fertility and vigour. Why is it so?

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answered Dec 6, 2017 by mdsamim (213,225 points) ● 5 ● 10 ● 23
selected Feb 24, 2018 by sarthaks
 
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The phenomenon being referred to is called ‘Inbreeding Depression’ and
results in loss of fertility and vigour. This happens because the recessive
alleles tend to get together and express harmful effects in the progeny.

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