When the atoms involved in a covalent bond have the same electronegativity, what type of bond results?

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#Question id: 8694

#SCPH05 I Biotechnology

Which of the following is (are) problematic when the goal is to construct phylogenies that accurately reflect evolutionary history?

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#Question id: 6951

#SCPH01 Biochemistry

In chick development, the cell movement during gastrulation is called:

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#Question id: 6949

#SCPH01 Biochemistry

During gastrulation in Xenopus, the future mesoderm and endoderm move inside the embryo through the "blastopore"; in contrast, in chickens, gastrulation involves cells moving inward through the:

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#Question id: 15483

#SCPH01 Biochemistry

A novel technique for strain improvement combining the advantage of multi-parental crossing allowed by DNA shuffling with the recombination of entire genomes.

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#Question id: 658

#SCPH01 Biochemistry

To what level of structure do α-helices belong?