Answer:
Control group
Explanation:
In an experiment, the group which receives the treatment (in this case injection of actual drug) is known as experimental group because the experiment is being conducted on it. While on the other hand the group which do not receive the treatment is known as control group. The results obtained from the experimental group are compared with the control group to determine the effectiveness of the treatment.
The correct answer for this question is: "<span>B) kidneys clean the blood by filtering it to remove wastes." Kidneys clean the blood by filtering it and removing the waste.
The correct answer for this question is: "</span><span>A) secretes excess water as sweat." The role of the skin in the excretory system is to secrete waste and excess water as sweat.</span>
Answer:
i would say 2. and 4.
tides are made by the moon..... but the plates under the Earth's suface causes larger waves.
Explanation:
i know it is not 3. but i'm not sure what 1. is.
I'm sorry i couldn't help more, but i hope this helps you out!
Your answer is hypothesis i think. There were no given answer choices so i went with what i think youre asking.