A protein has a molecular weight of 5600 daltons; its subunits are about 1960 daltons. There are ________ protein chains per oligomer.

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#Question id: 8704

#9. Diversity of Life Forms

To apply the principle of maximum parsimony to construction of a phylogenetic tree, ________.

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#Question id: 945

#1. Molecules and their Interaction Relevant to Biology

A key precursor in the synthesis of aromatic amino acids (tryptophan, tyrosine and phenylalanine) is ________.

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#Question id: 4901

#8. Inheritance Biology

Assume that the alleles A (dominant) and a (recessive) show a maternal effect mode of inheritance. In a cross between an Aa female and an aa male, what would be the phenotypes of the progeny?

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#Question id: 15712

#12. Applied Biology

Organ genic differentiation is an outcome of the process of 

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#Question id: 15713

#12. Applied Biology

A relatively ______ concentration of auxin favours cell proliferation and root differentiation while _______levels of cytokinin promote bud differentiation.