Differentiate between inbreeding and outbreeding.
List any three advantages and one important disadvantage
inbreeding practice in animal husbandry.
Answers
Inbreeding Outbreeding
¶ ✓ Mating of more closely related individuals.
¶✓ Mating of unrelated animals.
¶✓Mating is between animals of the same breed for 4-6 generations.
¶✓ If mating is between animals of same breed then there should be no common ancestors for 4-6 generations.
¶✓ Advantage is that it increases homozygosity and so is used for developing pure lines.
¶✓ Advantage is that it produces hybrids with desirable characters like better lactation period and high milk productions.
¶✓ Disadvantage is that it causes inbreeding depression because of which there is decline in survival and reproduction.
¶✓ It causes outbreeding depression because of which there is decline in reproductive fitness.
¶✓ Mating is between same species.
HOPE THIS HELPS
¶✓ Mating is between different species.