Type of mutation in which a pyrimidine is substituted for a purine

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#Question id: 9272

#XL - Q Biochemistry

The quantum yield of photosynthesis falls off drastically for far-red light of wavelengths greater than 680 nm, indicating that far-red light alone is inefficient in driving

photosynthesis, this effect is called

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#Question id: 20135

#XL - P Chemistry

Calculate ΔH at 358 K for the reaction

Fe2O3(s) + 3H2(g) → 2Fe (s) + 3H2O(l)

Given that, DH298= – 33.29 kJ mole^–1 and Cp for Fe₂O₃ (s), Fe (s), H₂O (l) and H₂ (g) are

103.8, 25.1, 75.3 and 28.8 J/K mole.

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#Question id: 16835

#General Aptitude

Which piece corresponds to the given solid?

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#Question id: 10736

#XL - T Zoology

Ecotones are:

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#Question id: 2939

#XL - T Zoology

Failure of which cell-cycle checkpoint is most likely to result in non-dysjunction?