(15) Label 1 is D
(16) Label 2 is A
(17) Label 3 is B
(18) Label 4 is C
An experiment is a process where the a scientist tests and draws their evidence and data from. Hence, this process is where the hypothesis be supported or negated.
Variables are traits, factors, or characteristics that either manipulated or measured being the subject to become the data.
The independent variable is B.
<span>the presence of the new antibiotic</span>
Answer:
water
Explanation:
Macromolecules contain a lot of atoms,whereas the water molecule contains only 3
<span>A change in a organism's surroundings that causes the organism to react is called a stimulus</span>
The typical number of parathyroid gland is four
