1. Draw a standard curve of absorbance at 420nm against glucose concentration in mmoles/L. We recommend you use Excel or a similar programme to insert the graph Alternatively, you can draw by hand on graph paper and insert a photo of the graph.

Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
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Data for standard glucose concentrations
Glucose
concentration
(mm)
0
0.5
1
1.5
-~~
2
2.5
A
Data for plasma samples
B
Patient Timepoint
(hours)
C
D
E
0
0.5
1
2
0
0.5
1
2
0
0.5
1
2
1. Draw a standard curve of absorbance at 420nm against glucose concentration in mmoles/L. We recommend
you use Excel or a similar programme to insert the graph Alternatively, you can draw by hand on graph paper
and insert a photo of the graph.
OON
0
0.5
1
Absorbance
1
0.000
0.477
0.947
1.234
1.733
2.160
2
0
0.5
1
Absorbance
Absorbance
2
0.000
0.482
0.941
1.236
1.721
2.276
Absorbance
Glucose
concentration
Glucose
concentration
Abs 1 Abs 2 Average from graph (mM) in plasma (mm)
0.635 0.632
0.629
1.368 1.370 1.369
1.382 1.388 1.385
1.151 1.147 1.149
0.566
0.844
0.869
0.772
0.395 0.397
0.399
0.850 0.858 0.854
0.738 0.744 0.741
0.539 0.531 0.535
0.776 0.780 0.778
1.475 1.481 1.478
1.446 1.444 1.445
1.302 1.296 1.299
0.560 0.563
0.848 0.846
0.871
0.870
0.774 0.773
Average
0.000
0.480
0.944
1.235
1.727
2.218
0.440 0.444 0.442
0.822 0.824 0.823
0.647 0.652 0.650
0.552 0.544
0.548
F
Transcribed Image Text:Data for standard glucose concentrations Glucose concentration (mm) 0 0.5 1 1.5 -~~ 2 2.5 A Data for plasma samples B Patient Timepoint (hours) C D E 0 0.5 1 2 0 0.5 1 2 0 0.5 1 2 1. Draw a standard curve of absorbance at 420nm against glucose concentration in mmoles/L. We recommend you use Excel or a similar programme to insert the graph Alternatively, you can draw by hand on graph paper and insert a photo of the graph. OON 0 0.5 1 Absorbance 1 0.000 0.477 0.947 1.234 1.733 2.160 2 0 0.5 1 Absorbance Absorbance 2 0.000 0.482 0.941 1.236 1.721 2.276 Absorbance Glucose concentration Glucose concentration Abs 1 Abs 2 Average from graph (mM) in plasma (mm) 0.635 0.632 0.629 1.368 1.370 1.369 1.382 1.388 1.385 1.151 1.147 1.149 0.566 0.844 0.869 0.772 0.395 0.397 0.399 0.850 0.858 0.854 0.738 0.744 0.741 0.539 0.531 0.535 0.776 0.780 0.778 1.475 1.481 1.478 1.446 1.444 1.445 1.302 1.296 1.299 0.560 0.563 0.848 0.846 0.871 0.870 0.774 0.773 Average 0.000 0.480 0.944 1.235 1.727 2.218 0.440 0.444 0.442 0.822 0.824 0.823 0.647 0.652 0.650 0.552 0.544 0.548 F
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