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प्रश्न
Biogenetic law states that ______.
विकल्प
Ontogeny and phylogeny go together
Ontogeny recapitulates phylogeny
Phylogeny recapitulates ontogeny
There is no relationship between phylogeny and ontogeny
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उत्तर
Biogenetic law states that Ontogeny recapitulates phylogeny.
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संबंधित प्रश्न
Differentiate between analogous and homologous structures.
The organs which perform similar functions but have different basic structure are called :
(a) asymmetric organs
(b) analogous organs
(c) homologous organs
(d) homophonic organs
Explain with suitable examples importance of anatomical evidence in evolution.
Define phylogeny.
Basic principles of embryonic development were pronounced by:
The process of mating of individuals, which are more closing related than the average of the population to which they belong is called ______.
The presence of gill slits, in the embryos of all vertebrates, supports the theory of ______.
Appearance of antibiotic-resistant bacteria is an example of ______.
While creation and presence of variation is directionless, natural selection is directional as it is in the context of adaptation. Comment.
Write a note on the significance of Palaeontology.
