Figure 7.2
Assume 10⁹ E.coli cells/ml are in a flask.

-Which graph in Figure 7.2 best depicts the effect of placing the culture in an autoclave for 15 minutes at time x?
A)a
B)b
C)c
D)d

Question

Figure 7.2
Assume 10⁹ E.coli cells/ml are in a flask.
 
-Which graph in Figure 7.2 best depicts the effect of placing the culture in an autoclave for 15 minutes at time x?
A)a 
B)b 
C)c 
D)d

Quizplus · Accepted Answer

Graph B shows a steep decrease in the number of cells immediately after autoclaving, followed by a slower decrease over time due to the presence of dead cells. The other graphs do not show a sharp decrease in cell numbers and/or do not show a decrease over time.

Figure 7.2 Assume 10⁹ E.coli Cells/ml Are in a Flask