First pass metabolism of a drug is said to occur when the concentration of a drug that is administered orally is significantly reduced before it reaches the systemic circulation.
First pass metabolism usually occur in the liver.
The routes of drug administration that avoid complete first pass metabolism are: sublingual, transdermal, rectal and inhalation.
D. Photosynthesis only takes place in the light, while cellular respiration takes place in the light and dark.
Answer:
the answer is D
Explanation:
the molecules of chlorophyll absorb the sun's energy in form if light
