Answer:
B. Sequence of nucleotides in the organism's DNA
Explanation:
The genes within an organism rely on the DNA within those organisms. Different DNA create different genes.
Answer:
If a researcher is studying on the dosage level of some drugs, He is doing a PHARMACOLOGICAL studies
Explanation:
Pharmacology is simply the study of how drugs interact with the body and how the body responds to the drugs. It is simply the study of what drugs does to a body and what a body does to the same drug. Pharmacology is divided into two parts ; Pharmacodynamic and Pharmacokinetics
Answer:
When it stands the test of time and is supported by many experiments.