The independent variable of an experiment is the one that is intentionally changed or manipulated to see the results of changing said variable.
We are told that in each different group, the amount of caffeine that is given to the dogs changes - in the control group, they get no caffeine, in the 2nd group, they get 10 mg of caffeine each, and in the 3rd group, they get 50 mg of caffeine each.
Therefore, since the amount of caffeine that is given to the dogs is the only variable that is being manipulated, this is the independent variable.
The basic building blocks that make up matter are called atoms.
Hope this helps
Answer:
d.
Explanation:
i just assume beacuse dna is everywhere.
C. Would be the best answer I guess. Hope that's correct!
Yes, The desert relies on precipitation from weather patterns while the rain forest can create its own precipitation.
