Study of homologous structures in mature organisms provides evidence for evolutionary relationships

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6.Evolution

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The study of the homologous structures in mature organisms provides the evidence for the evolutionary relationships among certain groups of organisms. Which field of the study includes this evidence of evolution?

Comparative cytology

Biochemistry

Geology

Comparative anatomy

Solution

Comparative cytology is the field of study involving observation of similarities in different organisms cells. Biochemistry compares $DNA$ and proteins

Standard 12

Biology

Which of the following is not true for viruses

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Assertion : The earliest organisms that appeared on the earth were non-green and presumably anaerobes.

Reason :The first autotrophic organisms were the chemoautotrophs that never released oxygen.

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(AIIMS-2006)

First vertebrates were appeared in a period of palaeozoic era, called

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Wings of pigeon, mosquito and bat show

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$A$ : Due to bottle neck effect, among the survivors, certain alleles may be over represented, some may be underrepresented and some alleles may be totally eliminated.
$R$ : The path of extinction of a species cannot be reversed due to bottle neck effect

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The study of the homologous structures in mature organisms provides the evidence for the evolutionary relationships among certain groups of organisms. Which field of the study includes this evidence of evolution?

Solution

Similar Questions

Which of the following is not true for viruses

Assertion : The earliest organisms that appeared on the earth were non-green and presumably anaerobes. Reason :The first autotrophic organisms were the chemoautotrophs that never released oxygen.

First vertebrates were appeared in a period of palaeozoic era, called

Wings of pigeon, mosquito and bat show

$A$ : Due to bottle neck effect, among the survivors, certain alleles may be over represented, some may be underrepresented and some alleles may be totally eliminated. $R$ : The path of extinction of a species cannot be reversed due to bottle neck effect

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Assertion : The earliest organisms that appeared on the earth were non-green and presumably anaerobes.

Reason :The first autotrophic organisms were the chemoautotrophs that never released oxygen.

$A$ : Due to bottle neck effect, among the survivors, certain alleles may be over represented, some may be underrepresented and some alleles may be totally eliminated.
$R$ : The path of extinction of a species cannot be reversed due to bottle neck effect