Grains are rich in carbohydrates.
Answer: Manipulation of the Independent Variable
Again, to manipulate an independent variable means to change its level systematically so that different groups of participants are exposed to different levels of that variable, or the same group of participants is exposed to different levels at different times.
Explanation: hopes this helps and if u need any more help just let me know and i will help u.
There isn't anything to choose from.
Answer is A.) Ols are common only to people with healthy immune system
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Explanation:
Goodness gracious that is a lot of n's and o's
