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CBSE Notes 2011-2012 » X-Science-Term2

Heredity and Evolution

The basis of differentiating two groups of mere or less similar organisms as separate species is

Multiple choice question

The basis of differentiating two groups of mere or less
similar organisms as separate species is

According to Darwin's theory of evolution, differences between species may be the result of

Multiple choice question

According to Darwin's theory of evolution, differences
between species may be the result of

Why is the advent of reproductive isolation important from an evolutionary point of view ?

Multiple choice question

Why is the advent of reproductive isolation important from
an evolutionary point of view ?

Fingers in humans are an example of

Multiple choice question

Fingers in humans are an example of

The sequence of events in geographic speciation is most likely to be :

Multiple choice question

The sequence of events in geographic speciation is most
likely to be :

Two nucleotide sequences found in two different species are almost exactly the same. This suggests t...

Multiple choice question

Two nucleotide sequences found in two different species
are almost exactly the same. This suggests that these species

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