Multiple choice

Continuous inbreeding is not recommended for a small population because

  1. it makes the genetic diversity comparatively small

  2. it makes the genetic diversity comparatively larger and richer

  3. it enhances the rate of mutations

  4. it decreases the rate of mutations
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A Correct answer
Explanation

Usually closely related individuals are genetically similiar. When they mate, there is a less chance of occurrence of significantly new genetic combinations. Compared to crossbreeding, there will be reduced genetic diversity and increased homozygosity.

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