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
Answer:
Is this USA Test prep?
I believe that it is all except the 2nd one
Explanation:
Answer:
She is observing an example of secondary succession
Explanation:
because the baseball field had some soil and some plant and animal life when it was abandoned.
c. All materials that need to be sterilized can be autoclaved.
As a widespread rule of thumb, you can not autoclave materials that can be infected with solvents, radioactive materials, risky or corrosive chemicals, or items that contain mutagens, carcinogens, or teratogens.
The catheter is a soft instrument, manufactured from polymers instead of any steel substance. The high warmness and water pressure of the autoclave can cause the polymer to melt or get broken.
Chlorides, sulfates, chlorine, hypochlorites, bleach, and acids aggressively attack chrome steel and might reason great damage to the autoclave chamber and plumbing. Hypochlorites, acids and bleaches are so caustic that they ought to never be sterilized or used to easy an autoclave.
Learn more about sterilizing here brainly.com/question/21843586
#SPJ4
