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Question 14

Albumin is a major globular protein found in blood plasma. A clinical scientist wants to determine the concentration of albumin in an unknown patient sample using a quantitative Biuret assay and a colorimeter.

Describe how the scientist could prepare a calibration curve and calibrate a colorimeter to determine the concentration of albumin in this unknown sample.

[7]
Markscheme

Planning Questions

  1. A Level
  2. /Biology
  3. /Planning

16 exam-style questions on OCR A A Level Biology Planning. Each one has a worked solution and a mark scheme showing where the marks go.

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