Which experimental observation correctly account for the phenomenon?

Experimental observation                                 Phenomenon

(A) X-rays spectra                                              Charge on nucleus

(B) alpha -particle scattering                           Quantized electron orbit .

(C) Photoelectric effect                                      The nuclear atom

(D) Emission spectra                                         Quantization of energy.

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#Question id: 17805

#XL - R Botany

Gymnosperms and angiosperms have the following in common except 

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#Question id: 17806

#XL - S Microbiology

Which of the following is not a characteristic that distinguishes gymnosperms and angiosperms from other plants? 

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#Question id: 17806

#XL - R Botany

Which of the following is not a characteristic that distinguishes gymnosperms and angiosperms from other plants? 

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#Question id: 17819

#XL - S Microbiology

During RNA extraction, the homogenate is first treated with

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#Question id: 17820

#XL - S Microbiology

During the RNA extraction guanidinium thiocyanate functions as a strong inhibitor of

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#Question id: 17998

#XL - S Microbiology

Eukaryotic mRNA species are isolated by using