Which of the following leads are used to record ECG by using two active electrodes?

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#Question id: 19452

#13. Methods in Biology

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

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#Question id: 19453

#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?

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#Question id: 19454

#13. Methods in Biology

Resolving power has the ability to distinguish between 

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#Question id: 19456

#13. Methods in Biology

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

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#Question id: 19458

#13. Methods in Biology

How phase contrast and DIC microscopy are used to image live cells and unstained tissues?

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#Question id: 19459

#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