QUESTION 2 The Bradford method described in the Background section was used to determine protein concentrations of known and unknown samples The following results was obtained: Table 1: Absorbance at 595nm obtained for different concentrations of protein standards using the Bradford method 0.50 Protein (mg/ml) 0.75 1.50 0.00 0.125 0.25 1.00 2.00 Unknown Abs. BSA 0.130 0.350 0.620 0.870 1.120 1.400 1.600 1.105 Abs. Blg 0.080 0.230 0.460 0.520 0.410 0.510 | 0.700 1.8 1.7 1.6 1.5 Abs. BSA Abs. Blg 1.4 1.3 1.2 11 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.0 0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 Protein concentration (mg/ml) Absorbancy (595nm)

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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QUESTION 2
The Bradford method described in the Background section was used to determine protein concentrations of known and unknown samples
The following results was obtained:
Table 1: Absorbance at 595nm obtained for different concentrations of protein standards using the Bradford method
Protein (mg/ml)
0.00
0.125
0.25
0.50
0.75
1.00
1.50
2.00
Unknown
Abs. BSA
0.130
0.350
0.620
0.870
1.120 1.400
1.600
1.105
Abs. Blg
0.080
0.230
0.460
0.520
0.410 | 0.510
0.700
1.8
1.7
1.6
1.5
Abs. BSA
Abs. Blg
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
0.00
0.25
0.50
0.75
1.00
1.25
1.50
1.75
2.00
Protein concentration (mg/ml)
Absorbancy (595nm)
Transcribed Image Text:QUESTION 2 The Bradford method described in the Background section was used to determine protein concentrations of known and unknown samples The following results was obtained: Table 1: Absorbance at 595nm obtained for different concentrations of protein standards using the Bradford method Protein (mg/ml) 0.00 0.125 0.25 0.50 0.75 1.00 1.50 2.00 Unknown Abs. BSA 0.130 0.350 0.620 0.870 1.120 1.400 1.600 1.105 Abs. Blg 0.080 0.230 0.460 0.520 0.410 | 0.510 0.700 1.8 1.7 1.6 1.5 Abs. BSA Abs. Blg 1.4 1.3 1.2 1.1 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.0 0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 Protein concentration (mg/ml) Absorbancy (595nm)
Calculate the concentration of the unknown protein in mg/ml.
Transcribed Image Text:Calculate the concentration of the unknown protein in mg/ml.
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