If organisms A, B, and C belong to the same class but to different orders and if organisms C, D, and E belong to the same order but to different families, which of the following pairs of organisms would be expected to show the greatest degree of structural homology?

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#Question id: 745

#SCPH01 Biochemistry

The structure of RNA differs from that of DNA, as RNA contains:

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#Question id: 348

#SCPH01 Biochemistry

Sulfur is in the same column of the periodic table as oxygen, but has electronegativity similar to carbon. Compared to water molecules, molecules of H2S will ________.

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#Question id: 5536

#SCPH28 | Zoology

Which of the following is not related with the spot of invagination during gastrulation?

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#Question id: 15885

#SCPH05 I Biotechnology

In batch fermentation___

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#Question id: 4742

#SCPH12 I Genetics

In birds, sex is determined by a ZW chromosome scheme. Males are ZZ and females are ZW. A recessive lethal allele that causes death of the embryo is sometimes present on the Z chromosome in pigeons. What would be the sex ratio in the offspring of a cross between a male that is heterozygous for the lethal allele and a normal female?