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TLS Online TPP Program

#Question id: 15906


Which of the following is the switch gene for sex determination?

#Unit 5. Developmental Biology
  1.  Sxl
  2. Tra
  3. Fruitless
  4. Dsx

Answer:- Option(s): 4


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TLS Online TPP Program

#Question id: 23199

#Unit 13. Methods in Biology

Metal shadowing- thin film of platinum is coated from a _________ which provides information about the three-dimensional topology of the sample.

TLS Online TPP Program

#Question id: 23198

#Unit 13. Methods in Biology

The commonly used heavy metals in staining for electron microscopy are.
1. Uranium
2. Gold
3. Lead
4. Osmium
5. Platinum
Which of the following option has correct combination?

TLS Online TPP Program

#Question id: 23197

#Unit 13. Methods in Biology

In order to view images in TEM staining process has to be done. What kind of staining process are done.
1. Negative staining
2. Gram staining
3. Metal shadowing 
4. Immuno staining
Which of the following is true for TEM?

TLS Online TPP Program

#Question id: 23196

#Unit 13. Methods in Biology

What kind of lenses are used to focus a high-velocity electron beam instead of the visible light.

TLS Online TPP Program

#Question id: 23195

#Unit 13. Methods in Biology

Electron microscopy under optimal conditions can provide a resolution of upto 

TLS Online TPP Program

#Question id: 23194

#Unit 13. Methods in Biology

The following are super-resolution techniques:

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