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Numerical changes, involving one or both...

Numerical changes, involving one or both chromosomes of a homologous pair, are known as aneuploidy.
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ARIHANT PUBLICATION-EVOLUTION-ODISHA BUREAU.S TEXTBOOK SOLUTIONS (Very Short Answer Type Questions )
  1. Protenoids, when dissolved in water by boiling and then cooling, organ...

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  2. Buffon, Erasmus Darwin and Lamarck proposed theories on organic evolut...

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  3. Name the naturalist, who proposed that ontogeny recapitulates phylogen...

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  4. Name the theory, which explains about the origin of amphibians from aq...

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  5. DNAtoRNAtoProtein concept.

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  6. Genetic recombination occurs in cell division. Name the cell division.

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  7. Hugo de vries proposed mutation theory of evolution working on .

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  8. Breakage, exchange and rejoining of homologous chromosomal segments.

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  9. A single nucleotide substitution in the nucleotide sequence of a gene.

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  10. The collection of all genes of a population of species.

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  11. A sudden change in the genetic make up that ends up in a new expressio...

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  12. The primitive atmosphere was reducing.

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  13. Heterotrophic organisms with aerobic respiration evolved prior to ana...

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  14. What is genetic drift?

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  15. Serum proteins of closely related animals are similar in their amino a...

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  16. Reptiles flourished in the Palaeozoic era.

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  17. Close similarity in the nucleotide sequence between two organisms depi...

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  18. Numerical changes, involving one or both chromosomes of a homologous p...

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  19. Genetic drift is the main driving force of evolution in a large random...

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  20. Discontinuous variation is the product of mutation.

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