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HJ Muller was awarded Noble Prize for hi...

HJ Muller was awarded Noble Prize for his

A

discovery that chemicals can induce gene mutations

B

discovery that ionizing radiations can induce gene mutations

C

work on gene mapping in Drosophila

D

efforts to prevents the use of nuclear weapons

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The correct Answer is:
A
HJ Muller was awarded Nobel Prizefor discovering that ionizing radiations can induce gene mutations.
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NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-PRINCIPLES OF INHERITANCE AND VARIATION -MCQ
  1. Different mutations referrable to the same locus of chromosome give ri...

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  2. After crossing two plants, the progenies are found to be male sterile....

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  3. HJ Muller was awarded Noble Prize for his

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  4. A man with a certain disease marries a normal woman. They have eight c...

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  5. A person with 47 chromosomes due to an additional X-chromosome suffers...

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  6. Alleles that produce independent effects in their heterozygous conditi...

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  7. An individual exhibiting both male and female sexual characteristics i...

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  8. The most striking example of point mutation is found in a disease call...

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  9. The polytene chromosomes were discovered for the first time in

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  10. When two genetic loci produce identical phenotypes in cis as well as i...

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  11. In a dihybrid cross AABB xx aabb, "F"(2) progeny of AABB, AABb, AaBB a...

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  12. A cross between pure tall Pea plant with green pods and dwarf Pea Plan...

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  13. Out of A-T,G-C pairing bases of DNA may exist in alternate valencyt st...

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  14. A colourblind woman marries a normal visioned male. In the offspring

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  15. Genes located on Y-chromosome are

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  16. A woman with albinic father marries an albinic man. The proportion of ...

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  17. A child of blood group 'O' cannot have parents of blood groups:

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

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  19. Two dominant non-allelic genes are 50 map units apart.The linkage is

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  20. Medel studied inheritance of seven pairs of traits in pea which can ha...

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