Sagot :
It should be
a. Take consistent amounts of their saliva samples with varying amounts of starch
Only because your saliva is the independent variable, which means it should always stay consistent because your tested variable (dependent variable) will have a varying amount after the independent variable has been added.
a. Take consistent amounts of their saliva samples with varying amounts of starch
Only because your saliva is the independent variable, which means it should always stay consistent because your tested variable (dependent variable) will have a varying amount after the independent variable has been added.
Answer:
Take consistent amounts of saliva samples and consistent amounts of starch
Explanation:
i took the test