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#Question id: 5036


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

#Unit 5. Developmental Biology
  1. the blastopore

  2. the neural tube

  3. the organizer

  4. the blastocoel


Answer:- Option(s): 3


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TLS Online TPP Program

#Question id: 3883

#Unit 3. Fundamental Processes

Which of the following is correct about reverse transcriptase:

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#Question id: 15903

#Unit 12. Applied Biology

Protoplast can be produced from suspension cultures, callus tissues or intact tissues by enzymatic treatment with

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#Question id: 11699

#Unit 7. System Physiology – Animal

Extracellular ionic calcium activity will be decreased within 1 min by which of the following?

TLS Online TPP Program

#Question id: 2403

#Unit 2. Cellular Organization

In autotrophic bacteria, where is chlorophyll located?

TLS Online TPP Program

#Question id: 5067

#Unit 5. Developmental Biology

The yolky eggs of birds undergo:

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