Multigene families include two or more nearly identical genes or genes sharing nearly identical sequences. A classical example is the set of genes for globin molecules, including genes on human chromosomes 11 and 16. How might identical and obviously duplicated gene sequences have gotten from one chromosome to another?

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#Question id: 2065

#Unit 2. Cellular Organization

Which of the following are least likely to diffuse through the phospholipid bilayer of a cell membrane?

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#Question id: 1106

#Unit 4. Cell Communication and Cell Signaling

Protein kinase is an enzyme that functions in which of the following ways?

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#Question id: 27500

#Unit 1. Molecules and their Interaction Relevant to Biology

Which carbon becomes the anomeric carbon of glucose in its pyranose form? 

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#Question id: 11969

#Unit 7. System Physiology – Animal

What is the importance of the mucus that are released by salivary glands?

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#Question id: 4676

#Unit 3. Fundamental Processes

λ-repressor activatory region present is in the