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Environmental conditions affect the geno...

Environmental conditions affect the genotypic expression of polygenes.

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MODERN PUBLICATION-PRINCIPLES OF INHERITANCE AND VARIATION-MEMORY TEST (A. SAY TRUE OR FALSE)
  1. When the inheritance of a character is determined by many genes witht ...

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  2. Carotenoid pigments determine the colour of skin in man.

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  3. Environmental conditions affect the genotypic expression of polygenes.

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  4. The tall character in sweet pea is determined by single gene pair (mon...

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  5. In dihybrid cross,the phenotypic ratio of individuals in F(2) generati...

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  6. Any gene that produces an effect in the heterozygous conditon is calle...

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  7. In a monohybrid cross,test cross gives the exprected ratio of 3:1.

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  8. Genes have similar phenotypic effect when present separately but inter...

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  9. Bald head is due to use of wrong type of hair oil.

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  10. Sexually reproducing organism contribute in their offspring

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  11. Coat colour is rabbit is an example of epistatic genes.

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  12. Human blood groups are determined by multiplic gene.

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  13. A cross between an F(1) individual and dominant parent is called list ...

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  14. Monogenic inheritance deals with quantitative traits.

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  15. Mendel showed that units of heredity,the factors or genes are stable a...

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  16. Chromosomes are best seen in telophase of cell division.

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  17. In Ophioglossum somatic chromosome number in 1262.

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  18. Morgan et.al were able to construct chromosome maps showing the relati...

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  19. PTC tasting and tongue rolling genes are present on the same chromosom...

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  20. Haploid plants are usually fertile.

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