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Allelism refers to...

Allelism refers to

A

Genic interactions controlling a character

B

Multiple genes controlling a character

C

Expression of many characters by a single gene

D

alternative forms of a gene at a given locus

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The correct Answer is:
D
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Alleles are

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Which one of them is the correct statement w.r.t a gene and an allele? a) There is one allele for a given gene which is located at a single loci in the homologous chromosome. b) An allele is the unit of DNA responsible for the appearance and inheritance of a character. c) An allele refers to section of DNA that controls certain traits, e.g., blood group type. d) None of these.

Allele is

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Alleles are:

ARIHANT NEET-MENDELIAN BASIS OF INHERITANCE -Chapter Exercise C Medical entrances gallery (Collection of questions asked in NEET & Various Medical Entrance Exams)
  1. How many contrasting traits of Pea pod were chosen by Mendel?

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  2. If a cross between two individuals produces offsprings with 50% domina...

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  3. Allelism refers to

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  4. Mendelian principles are not applicable in case of

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  5. Genotypic and phenotypic ratio in monohybrid cross remains the same in...

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  6. Mendel was successful in discovering the principles of inheritance as

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  7. Independent assortment means:

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  8. In Mendelian dihybrid cross, when heterozygous Round Yellow are self ...

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  9. The genotype of a plant showing the dominant phenotype can be determin...

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  10. Which one of the following cannot be explained on the basis of Mendel'...

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  11. Inheritance of flower colour is an example of incomplete dominance, wh...

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  12. The graphical representation to calculate the probability of all possi...

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  13. Genotypic ratio of a monohybrid cross is

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  14. Heterozygous tall plant (Tt) is crossed with homozygous dwarf (tt) pla...

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  15. A gene that masks another gene expression is called

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  16. A dihybrid for qualitative trait is crossed with homozygous recessive ...

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  17. When two hybrids of rrTt and Rrtt are crossed, the phenotypic ratio of...

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  18. Which of the following is best suited for codominance ?

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  19. In F(2) generation quantitative inheritance of 1:4:6:4:1 is obtained i...

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  20. Incomplete dominance is shown by:

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