Question #6422539Single Choice
Biology
Question
A researcher is studying the growth rate of bacteria in different nutrient broths. He has three types of broths: broth A, broth B, and broth C. He inoculates equal amounts of bacteria in each broth and measures the growth over a period of 24 hours.
What is the control in this experiment?
Options
A
Bacteria in broth A
B
Bacteria in broth B
C
Bacteria in broth C
D
There is no control in this experiment
Answer & Analysis
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