A constant factor could be the dose of the drugs and the species of the rats used.
<h3>What is a constant factor?</h3>
In an experiment, a constant factor is one that is not allowed to change al through the experiment. This one must be held as the same and not allowed to vary. A constant factor could be the dose of the drugs and the species of the rats used.
The factor that would be different for the experimental group and the control group the administration of the new drug.
Learn more about experiment:brainly.com/question/11256472
#SPJ1
Circulation of chemical nutrients such as oxygen,carbon,phosphorus,nitrogen,water, and calcium. Through the biological and physical world are known as biogeochemical cycles.
Answer:
<u><em>Some cartilage becomes bone through ossification during childhood development. </em></u>
<u><em></em></u>
Explanation:
You forgot to include options.
Answer:
A
Explanation:
my was the same but A,B,C,D
The disappearance of the deer indicates A. Intraspecific Competition
