To estimate the number of foxes in an area, a researcher conducted a mark-recapture survey. In the first survey, he caught and marked N number of foxes. In his second survey a week later, he caught 120 foxes of which 90 were unmarked (recaptures). If you are told that the actual number of foxes in this area is 400, what is value of N in this area?

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#Question id: 28383

#Unit 5. Developmental Biology

In the case of recessive mutant of Antennapedia, the gene fails to be expressed in the second thoracic segment, then what will cause?

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#Question id: 28384

#Unit 5. Developmental Biology

Location of the involuting marginal zone cells of amphibian gastrulation is called___

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#Question id: 28385

#Unit 5. Developmental Biology

Which cleavage process is occurred in amphibia ?

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#Question id: 28386

#Unit 5. Developmental Biology

Fertilization can occur in the amphibian egg, the point of sperm entry is important because it determines____

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#Question id: 28387

#Unit 5. Developmental Biology

 In zygote, cortical cytoplasm has rotated 30 degree relative to the internal cytoplasm, this cytoplasm exposed a region opposite the point of sperm entry, this region is called as____

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#Question id: 28388

#Unit 5. Developmental Biology

Which of the following event is not seen during amphibian gastrulation development?