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  • Fill up the blanks in the following paragraph by selecting the correct option. Inbreeding increases (i)____________. Thus inbreeding is necessary if we w

Fill up the blanks in the following paragraph by selecting the correct option.

Inbreeding increases (i)____________. Thus inbreeding is necessary if we want to evolve a (ii)____________in any animal. Inbreeding exposes harmful (iii)_____________ genes that are eliminated by selection.

 

Option: 1

(i) Heterozygosity, (ii) pure line, (iii) dominant


Option: 2

(i) Heterozygosity, (ii) breed, (iii) recessive


Option: 3

(i) Homozygosity, (ii) pure line, (iii) recessive


Option: 4

(i) Homozygosity, (ii) breed, (iii) dominant


Answers (1)

best_answer
Advantages of Inbreeding -

1. Inbreeding exposes harmful recessive genes that are eliminated by selection.

2. Inbreeding increases homozygosity.

3. It also helps in accumulation of superior genes and elimination of less desirable genes.

4. this approach, where there is selection at each step, increases the productivity of inbred population

Hence, the correct option is (c). 

 

Posted by

shivangi.bhatnagar

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