Fusion of two cells produces a single cell with two nuclei one from each of the cells entering fusion; such a cell is called as 

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#Question id: 5029

#11. Evolution and Behavior

Which of the following was the least likely factor causing the Cambrian explosion?

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#Question id: 5030

#11. Evolution and Behavior

There is evidence that ray-finned fishes originally evolved

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#Question id: 5031

#11. Evolution and Behavior

Which era is known as the ʺage of reptilesʺ?

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#Question id: 5033

#11. Evolution and Behavior

Which of the following statements is correct in regard to Homo erectus?

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#Question id: 5034

#11. Evolution and Behavior

Which of these statements about human evolution is correct?

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#Question id: 5035

#5. Developmental Biology

 A fertilized egg is called a: