Two varieties of maize averaging 50 and 20 inches in height, respectively, are crossed. The F1 progeny is quite uniform averaging 35 inches in height. Out Of the 16 F2 plants, the 5 are 35 inches. What is the probable number of independent segregating polygenes involved in this trait?

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#Question id: 19449

#Unit 13. Methods in Biology

Better resolution of the image can be achieved by which of the following wavelengths? 

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#Question id: 19450

#Unit 13. Methods in Biology

Why do we go for higher refractive index when we want to achieve?

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#Question id: 19451

#Unit 13. Methods in Biology

We use different lenses in combinations. The total magnification is represented as

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#Question id: 19452

#Unit 13. Methods in Biology

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

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#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?

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#Question id: 19454

#Unit 13. Methods in Biology

Resolving power has the ability to distinguish between