I believe the answer is <span>c. absorption
</span>The phase of pharmacokinetic that happens in the intestine is when the drug absorbed. A person with old age will have lower intestine motility. This will increase the transit time which will increase the amount of drug absorbed.
Age could also influence others pharmacokinetic parameter(<span>excretion, distribution, metabolism) but it is related with another organ, not intestine.</span>
Answer:
C
Explanation:
0.20-0.10=0.10
because the population was decreased
About 10% because I know about 90-95% of DNA is junk DNA(doesnt perform serious function)
