Proteomics presents a particular challenge because A the number of proteins in

Proteomics presents a particular challenge because a

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50) Proteomics presents a particular challenge because A) the number of proteins in humans probably far exceeds the number of genes. B) a cell's proteins differ with cell type. C) proteins are extremely varied in structure and chemical properties. D) A and B only
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E) A, B, and C ANS: E PTS: 1 TOP: Concept 20.4 Use the figure below to answer the following questions. The DNA profiles below represent four different individuals. 51) Which of the following statements is consistent with the results? 52) Which of the following statements is most likely true? 53) Which of the following are probably siblings? 54) Gene therapy A) has proven to be beneficial to HIV patients. B) involves replacement of a defective allele in sex cells. C) cannot be used to correct genetic disorders. D) had apparent success in treating disorders involving bone marrow cells.
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E) is a widely accepted procedure. ANS: D PTS: 1 TOP: Concept 20.5 55) Genetic engineering is being used by the pharmaceutical industry. Which of the following is notcurrently one of the uses? 56) The most powerful way of increasing the specificity of a DNA profile analysis is to 57) A DNA profile is produced by 58) Genetically engineered plants A) are more difficult to engineer than animals. B) include a transgenic rice plant that could help prevent vitamin A deficiency. C) are being rapidly developed, but traditional plant breeding programs are still the only method used to develop new plants. D) are able to fix nitrogen themselves. E) are banned throughout the world. ANS: B PTS: 1 TOP: Concept 20.5 59) Current applications of biotechnology include 60) Scientists developed a set of guidelines to address the safety of DNA technology. Which of the following is one of the adopted safety measures?
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