Introduction to Biosensors, Biochips, and Nanobiotechnology
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Questions and Answers

What key characteristics must an ideal biosensor have?

  • Physically robust and insensitive to temperature (correct)
  • Lack of accuracy and repeatability
  • Sensitive to temperature fluctuations
  • Prone to environmental interference
  • Which area is NOT mentioned as a potential application for biosensors?

  • Military application
  • Mining and toxic gases analysis
  • Agricultural machinery control (correct)
  • Industrial effluent control
  • What is a major challenge in biosensors miniaturization?

  • Lack of multidisciplinary expertise
  • Integrating microarray and signal processing technologies (correct)
  • Reducing accuracy and repeatability
  • Increasing vulnerability to temperature changes
  • Which statement accurately describes biochips?

    <p>Essentially miniaturized laboratories</p> Signup and view all the answers

    Why are biosensors vital in pharmaceutical and drug analysis?

    <p>As artificial pancreases for drug analysis</p> Signup and view all the answers

    What is a common limitation of biosensors?

    <p>Inaccuracy and lack of repeatability</p> Signup and view all the answers

    What is the usual aim of a biosensor?

    <p>To convert biological activity into a quantifiable signal</p> Signup and view all the answers

    Which of the following is NOT a typical sensing technique for biosensors?

    <p>NMR Spectroscopy</p> Signup and view all the answers

    What factor limits biosensor awareness and use according to the provided text?

    <p>Technological challenges like miniaturization</p> Signup and view all the answers

    Which performance element is considered the most important in a biosensor?

    <p>Sensitivity</p> Signup and view all the answers

    What is the primary function of a biosensor?

    <p>Quantify biological activity into signals</p> Signup and view all the answers

    Which of the following is NOT an issue limiting the use of biosensors mentioned in the text?

    <p>Interference from external devices</p> Signup and view all the answers

    What is a key characteristic required for an ideal biosensor?

    <p>Self-calibrating</p> Signup and view all the answers

    What poses technical challenges in biosensors?

    <p>Miniaturization</p> Signup and view all the answers

    What is a limitation of some biosensors?

    <p>Long-term stability</p> Signup and view all the answers

    Why is real-time detection important in biosensors?

    <p>It provides rapid results within the process timescale</p> Signup and view all the answers

    What is an essential characteristic of a biosensor for commercial production?

    <p>Low cost of ownership</p> Signup and view all the answers

    Why does miniaturization pose challenges in biosensors?

    <p>Technical complexities</p> Signup and view all the answers

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