Proteolytic cleavage of DNA polymerase by subtilisin caused loss of its nick translation activity. Which of the following properties is lost?

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#Question id: 4608

#Zoology

What must be true of any organ described as vestigial?

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#Question id: 4609

#Zoology

Pseudogenes are ________.

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#Question id: 4610

#Zoology

It has been observed that organisms on islands are different from, but closely related to, similar forms found on the nearest continent. This is taken as evidence that ________.

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#Question id: 4612

#Zoology

The greatest number of endemic species is expected in environments that are ________.

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#Question id: 4616

#Zoology

Logically, which of these should cast the most doubt on the relationships depicted by an evolutionary tree?

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#Question id: 4617

#Zoology

Which of the following is not an observation or inference on which natural selection is based?