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TLS Online TPP Program

#Question id: 28284

In the Fast block to polyspermy, after the binding of the first sperm, the membrane potential shifts from

#Unit 5. Developmental Biology
  1. +20 mV to about -70mV
  2.  -70mV to about +20 mV
  3. -20 mV to about +70 mV
  4. +70 mV to about -20 mV
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TLS Online TPP Program

#Question id: 18896

#Unit 13. Methods in Biology

Negative Staining is used for examining.
TLS Online TPP Program

#Question id: 19448

#Unit 13. Methods in Biology

Which of the following incident lights will give better resolution of a specimen?
TLS Online TPP Program

#Question id: 19449

#Unit 13. Methods in Biology

Better resolution of the image can be achieved by which of the following wavelengths? 
TLS Online TPP Program

#Question id: 19450

#Unit 13. Methods in Biology

Why do we go for higher refractive index when we want to achieve?
TLS Online TPP Program

#Question id: 19451

#Unit 13. Methods in Biology

We use different lenses in combinations. The total magnification is represented as
TLS Online TPP Program

#Question id: 19452

#Unit 13. Methods in Biology

Angle of aperture is best considered for achieving better resolution (D)