Answer:
independent variable: how much sugar solution used
dependent: the final height of the plant
control: Group a with water only
Explanation:
independent: researcher controls this
dependent: affects of the independent variable
control: used as a measure to see exactly how much the dependent variable was affected
Answer:
They would be deficent in iron and vitaman B12
Explanation:
True because look at how earth was before 1000 years and look at what it is now
chemical, vitamins, in the small intestine by the liver, nucleic acids
I hope i helped