What observation might explain how somites originally become specified to form structures appropriate to their position along the antero-posterior axis?

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#Question id: 14841

#Unit 5. Developmental Biology

How cells became different from one another during embryonic development?

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#Question id: 14842

#Unit 5. Developmental Biology

If a specified cell is transplanted to a population of differently specified cells, the fate of the transplant will be:

A. Altered if the specification is reversible

B. Capable of differentiating by itself if the specification is reversible

C. Altered if the specification is irreversible

D. Capable of differentiating by itself if the specification is irreversible

Which of the following combination is correct?

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#Question id: 14843

#Unit 5. Developmental Biology

In both animals and plants, undifferentiated cells go through a process of maturation that begins when they become committed to a specific cell lineage.

   

Which of the following option represents correct events regarding to series

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#Question id: 14844

#Unit 13. Methods in Biology

An urn contains 25 balls numbered 1 through 25. Two balls are drawn from the urn with replacement. The probability of getting at least one odd is

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#Question id: 14845

#Unit 13. Methods in Biology

Four persons are chosen at random from a group containing 3 men, 2 women and 4 children. The chance that exactly 2 of them will be children is

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#Question id: 14846

#Unit 13. Methods in Biology

Let A and B be events with P(A) =1/2 P(B) = 1/3 and   Then P(A/B) is