Statement X: In animals,the proportion of hom | vedclass

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(A) Inbreeding refers to the mating of more closely related individuals within the same breed for $4-6$ generations.This process increases homozygosit

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Both Statement $X$ and Statement $Y$ are true. $Y$ is the correct explanation of $X$.

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(A) Inbreeding refers to the mating of more closely related individuals within the same breed for $4-6$ generations.This process increases homozygosity,which is necessary if we want to evolve a pure line in any animal.Therefore,Statement $X$ is true because inbreeding increases the proportion of homozygosity.Statement $Y$ is also true because inbreeding is a standard practice used in animal breeding to develop pure lines.Since inbreeding is the specific method used to increase homozygosity,Statement $Y$ is the correct explanation for Statement $X$.

Statement $X$: In animals,the proportion of homozygosity can be increased in heterozygotes.
Reason $Y$: Inbreeding is performed in animals.

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Statement $X$: In animals,the proportion of homozygosity can be increased in heterozygotes.Reason $Y$: Inbreeding is performed in animals.