Adaptive radiations can be a direct consequence of four of the following five factors. Select the exception.

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#Question id: 5080

#Zoology

As cleavage continues during frog development, the size of the blastomeres:

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#Question id: 5081

#Zoology

 The vegetal pole of a frog zygote differs from the animal pole in that ________.

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#Question id: 5082

#Zoology

 In which of the following organisms does holoblastic cleavage typically occur?

I) sea urchins

II) humans

III) birds

IV) fish

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#Question id: 5083

#Zoology

Which of the following correctly displays the sequence of developmental milestones?

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#Question id: 5084

#Zoology

The first cavity formed during frog development is the ________.

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#Question id: 9566

#Zoology

Which of the following adaptations helps kangaroo  rats conserve water?