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TLS Online TPP Program

#Question id: 24286

Identify the correct matching by taking one item from each column

#Unit 4. Cell Communication and Cell Signaling
  1. a-1-P, b-1-Q, c-2-Q, d-2-P
  2. a-1-P, b-1-P, c-2-Q, d-2-Q
  3. a-2-P, b-1-Q, c-2-P, d-1-Q

  4. a-1-P, b-1-Q, c-2-P, d-2-Q
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TLS Online TPP Program

#Question id: 23140

#Unit 13. Methods in Biology

What will be the resolution of a compound microscope where numerical aperture given is 1.5 at 240 wavelength of light?
TLS Online TPP Program

#Question id: 23141

#Unit 13. Methods in Biology

Resolution of a light microscope is 0.42nm at 300 wavelength of light. If the specimen is viewed under oil what is the refractive index?
TLS Online TPP Program

#Question id: 23142

#Unit 13. Methods in Biology

What is the value of numerical aperture of microscope if glycerol is used and sin α= 70o?
TLS Online TPP Program

#Question id: 23143

#Unit 13. Methods in Biology

Which of the following parameters will give the best resolution in microscopy?
TLS Online TPP Program

#Question id: 23144

#Unit 13. Methods in Biology

An optical measurement of a protein is taken through microscopy by given that protein a high energy light and it emits a low energy light after absorption. What phenomenon is taking place?
TLS Online TPP Program

#Question id: 23145

#Unit 13. Methods in Biology

A chemical is said to be fluorescent if it absorbs light at one wavelength (excitation) and emits light (fluoresces) at a specific