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

Transcribed Image Text:C.
b.
1.
6.
Results
1.
Repeat the timing procedure for the remaining pairs of test tubes in this order: 0.1
mg/ml, 0.25 mg/ml, 0.5 mg/ml, 2.0 mg/ml, 5.0 mg/ml.
Record all data and answer questions below.
Record your data below.
Concentration of Amylase
0.
oil
D.S
0.25 0.25
Endpoint time in Seconds
270+
120
F
Held constant?
1.0 $51.0
2.0 2.0
S.OD
5.0
2. Plot a graph comparing the amylase concentration with the time required to
completely digest the starch (called: endpoint). The values of the independent
variable (amylase concentrations) should be plotted on the horizontal or X
should be plotted on the vertical or Y axis.
axis of the graph. The endpoints (values of the dependent variable, or data)
Questions
times?
What is the relationship between the enzyme concentration and the endpoint
40t
30*
20
tot
2. During the exercise, what variables are held constant? What variables are
manipulated? What variables are being measured?
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