Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN: 9780134580999
Author: Elaine N. Marieb, Katja N. Hoehn
Publisher: PEARSON
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Question 9

Use the graph below to answer the questions 8 and 9
0.15-
0.10-
+ C.vulgaris 2714
0.05-
+ M. aeruginosa 2061
+ M. aeruginosa 2383
0.00+
1.0x107
2.0x107
3.0x107
Cells/mL
(Taken from Held, 2011)
8. Explain the basic trends you see from this graph. Why don't all three species of algae have the same
absorbance at the same concentration?
9. A researcher measured the absorbance of a sample of C. vulgaris and found it to be 0.05. What is the
concentration of the algae in that sample?
Absorbance @ 600 nm
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Transcribed Image Text:Use the graph below to answer the questions 8 and 9 0.15- 0.10- + C.vulgaris 2714 0.05- + M. aeruginosa 2061 + M. aeruginosa 2383 0.00+ 1.0x107 2.0x107 3.0x107 Cells/mL (Taken from Held, 2011) 8. Explain the basic trends you see from this graph. Why don't all three species of algae have the same absorbance at the same concentration? 9. A researcher measured the absorbance of a sample of C. vulgaris and found it to be 0.05. What is the concentration of the algae in that sample? Absorbance @ 600 nm
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