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#Question id: 5100


During frog development, the blastocoel ________.

#Unit 5. Developmental Biology
  1. becomes the archenteron

  2. gives rise to the endoderm

  3. gives rise to the placenta

  4. is replaced by the expanding archenteron


Answer:- Option(s): 4


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TLS Online TPP Program

#Question id: 23202

#Unit 13. Methods in Biology

The cathode of transmission electron microscope consists of a ____________________

TLS Online TPP Program

#Question id: 23203

#Unit 13. Methods in Biology

The biological materials have little intrinsic capability to ____________________

TLS Online TPP Program

#Question id: 23204

#Unit 13. Methods in Biology

Shadow casting is a technique in electron microscopy visualizing 

TLS Online TPP Program

#Question id: 23205

#Unit 13. Methods in Biology

Which type of electrons are excited in SEM when intense electron beam is applied over sample?

TLS Online TPP Program

#Question id: 23206

#Unit 13. Methods in Biology

What does secondary electrons stands for during laser beam being applied.

TLS Online TPP Program

#Question id: 23207

#Unit 13. Methods in Biology

Generation of secondary electron occurs in which type of microscopy?

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