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In a dihybrid cross "F"(2) ratio of 15 :...

In a dihybrid cross `"F"_(2)` ratio of 15 : 1 is due to:

A

duplicate genes

B

recessive epistasis

C

dominant epistasis

D

supplementary genes

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The correct Answer is:
A
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GRB PUBLICATION-MENDELIAN INHERITANCE-Multiple Choice Questions
  1. Genes A and B are necessary for normal hearing. What is the possible g...

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  2. Supplementary gene interaction in "F"(2) results in a phenotypicc rati...

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  3. In a dihybrid cross "F"(2) ratio of 15 : 1 is due to:

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  4. Which one is an interaction of genes

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  5. In epistasis:

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  6. The gene which suppresses and masks the expression of other is:

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  7. Epistasis effect in which the dihybrid cross AaBb xx AaBb resulting in...

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  8. Gene which suppresses other gene's activity but do not lie on same loc...

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  9. "F"(2) dihybrid ratio 12 : 3 : 1 is explained on the basis of:

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  10. The process that involves intergenic supperssion or the masking effect...

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  11. One gene pair hides the effect of another. The pheomenon is:

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  12. In a genetic cross having recessive epistasis, "F"(2) phenotypic ratio...

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  13. Epistasis results from:

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  14. Epistasis is the:

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  15. The gene intraction when on egenes masks the effect or When a gene...

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  16. Recessive epistasis is defined as:

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  17. Sometimes a gene masks the expression of another, gene at a different ...

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  18. Match the genetic phenomena with their respective ratios. {:(,"Colum...

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  19. A gene whose phenotypic effect kills the bearer is called:

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  20. Who has discovered the lethal gene of yellow coat in mice?

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