Embryos injected with antibodies to fibronectin show inhibited movement of neural crest cells during development of the nervous system. These experiments show that:

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#Question id: 2138

#Unit 2. Cellular Organization

Integrins are

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#Question id: 479

#Unit 1. Molecules and their Interaction Relevant to Biology

The first reaction in glycolysis that results in the formation of an energy-rich compound (i.e., a compound whose hydrolysis has a highly negative DG'°) is catalyzed by

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#Question id: 19452

#Unit 13. Methods in Biology

Angle of aperture is best considered for achieving better resolution (D)

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#Question id: 557

#Unit 1. Molecules and their Interaction Relevant to Biology

The number of substrate molecules converted to product in a given unit of time by a single enzyme molecule at saturation is referred to as the:

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#Question id: 4010

#Unit 3. Fundamental Processes

In a cell that produces only one type of protein, which of the following statements about the relationship between hnRNA and mRNA is true?