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If map distance between genes P and Q is...

If map distance between genes P and Q is 4 units, between P and R is 11 units, and between Q and R is 7 units, the order of genes on the linkage map can be traced as follows

A

B

C

D

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The correct Answer is:
C
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NCERT FINGERTIPS-PRINCIPLES OF INHERITANCE & VARIATION-Principles Of Inheritance & Variation
  1. Chromosome maps/genetic maps were first prepared by

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  2. The distance between the genes is measuredby

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  3. If map distance between genes P and Q is 4 units, between P and R is 1...

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  4. Given diagram shows a pair of homologous chromosomes during meiosis ...

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

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  6. Mendel law of independent assortment does not hold true for the genes ...

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  7. If linkage was known at the time of Mendel then which of the following...

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  8. In maize, coloured endosprem (C) is dominant over colourless (c) , an...

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  9. Which of the following are reasons for Mendel's success ? (i) Usage ...

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  10. In polygenic inheritance

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  11. In a cross between negro and albino skin colour of humans showing pol...

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  12. What proportion of the offsprings obtained from cross AABBCC xx AaBbCc...

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  13. Refer the given statements and select the correct option (i) Percent...

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  14. A man having the genotype EEFfGgHH can produce P number of genetically...

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  15. A pleiotropic gene

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  16. The gene disorder phenylketonuria is an example for

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  17. Genes with multiple phenotypic effects are known as

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  18. When a single gene influences more then one trait it is called

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  19. Pleiotropic genes have

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  20. Match column I with column II and select the correct option from the g...

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