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#Question id: 5036


 The experiments of Spemann and Mangold first defined what feature of amphibian embryos?

#5. Developmental Biology
  1. the blastopore

  2. the neural tube

  3. the organizer

  4. the blastocoel


Answer:- Option(s): 3


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#Question id: 2651

#2. Cellular Organization

In the presence of lactose, how long does it take for the lac operon to be expressed?

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#Question id: 23991

#Aptitude

It is popularly said that any two students are not alike. The meaning of this phrase is

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#Question id: 17084

#12. Applied Biology

What color does phenol red turn in acid?

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#Question id: 16483

#12. Applied Biology

In plasma clot the explant is cultured on the surface of a clot help to to study the action of

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#Question id: 3861

#3. Fundamental Processes

_ are sequences that are removed from primary transcripts, and _ are sequences that remain present in mature mRNA molecules.

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