What is necessary to increase homozygosity?
- AOutcrossing
- BCross-breeding
- CInterspecific hybridization
- DInbreeding
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Homozygous pure lines in cattle can be obtained by:
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View SolutionMatch the following breeding methods in Column-$I$ with their definitions in Column-$II$:
Column-$I$ Column-$II$ $(a)$ Mating of closely related individuals within the same breed. $(1)$ Cross breeding $(b)$ Mating of animals of same breed but having no common ancestors on either side for $4-6$ generations. $(2)$ Interspecific hybridization $(c)$ Mating of animals of two different species. $(3)$ Out-crossing $(d)$ Breeding of animals belonging to different breeds. $(4)$ Inbreeding
| Column-$I$ | Column-$II$ |
| $(a)$ Mating of closely related individuals within the same breed. | $(1)$ Cross breeding |
| $(b)$ Mating of animals of same breed but having no common ancestors on either side for $4-6$ generations. | $(2)$ Interspecific hybridization |
| $(c)$ Mating of animals of two different species. | $(3)$ Out-crossing |
| $(d)$ Breeding of animals belonging to different breeds. | $(4)$ Inbreeding |
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Compared to a bull,a bullock is docile because of:
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