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TLS Online TPP Program

#Question id: 5210

Which of the following is a representation of gene density?

#Unit 11. Evolution and Behavior

  1. Humans have 2,900 Mb per genome.

  2. C. elegans has ~20,000 genes.

  3. Humans have ~25,000 genes in 2,900 Mb.

  4. Humans have 27,000 bp in introns.

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TLS Online TPP Program

#Question id: 19459

#Unit 13. Methods in Biology

Phase-contrast microscopy depends on the refractive index of the region of specimen and generates image in which we see a pattern of 
TLS Online TPP Program

#Question id: 19458

#Unit 13. Methods in Biology

How phase contrast and DIC microscopy are used to image live cells and unstained tissues?
TLS Online TPP Program

#Question id: 19456

#Unit 13. Methods in Biology

Phase contrast, dark field microscopy are all light microscopy. These microscopes have their limit of resolution upto
TLS Online TPP Program

#Question id: 19454

#Unit 13. Methods in Biology

Resolving power has the ability to distinguish between 
TLS Online TPP Program

#Question id: 19453

#Unit 13. Methods in Biology

What will be the value of resolution when the angle given is 60O  and R.I. given is 1.3 at 340nm?
TLS Online TPP Program

#Question id: 19452

#Unit 13. Methods in Biology

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