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Which statement is incorrect about linka...

Which statement is incorrect about linkage-

A

It helps in maintaining the valuable traits of new varieties.

B

It helps in forming new recombinants

C

Knowledge of linkage helps the breeder to combine all desirable traits in a single variety

D

It helps in locating genes on chromosome.

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-PRINCIPLES OF INHERITANCE AND VARIATION-EXERCISE-I
  1. Identify the scientists from the hints given below : (i) They used chr...

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  2. The term "linkage" was coined by

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  3. Which of the following is suitable for experiment on linkage ?

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  4. Parallelism between factors and chromosome led to the formation of

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  5. Dihybrid test cross ratio with 82% parental type and 18% recombinants ...

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  6. A dihybrid test cross ratio for two linked genes in a hybrid is

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  7. Select the odd one

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  8. To describe the generation of non parental gene combinations Morgan co...

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  9. Crossing over in diploid organisms is responsible for

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  10. The genes for the eye colour and size of the wing in Drosophila are lo...

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  11. Linkage in Drospohila was reported by

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  12. The frequency of recombination between gene pairs on the same chromoso...

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  13. The frequencty o0f crossing over would be higher if

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  14. A phenomenon which results in alteration of DNA sequences and conseque...

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  15. One centimorgan is equal to recombination frequency of

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  16. Which statement is incorrect about linkage-

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  17. In sickle cell anaemia, an amino acid substitution is

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  18. The linked characters would always inherit together till they are

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  19. Variation in DNA is due to

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  20. Mutation is due to

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