sophiaxvallejo
sophiaxvallejo
08-09-2020
Biology
contestada
pls help me , this is due in 2 hours
Respuesta :
samkr14
samkr14
08-09-2020
Answer:
A)
Control: untouched dish
Dependent variable: the different salt concentrations for preventing the growth of bacteria
Independent variable: agar
B)
Control: the group that is not exposed to any pollutant (5th group)
Dependent variable: the effect of pollution on soybean plants
Independent variable: the pollutant
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