Q- Which of the following statements correctly describes the volume of distribution of a drug?
A- It is a kinetic parameter that correlates dose with plasma level of a drug at zero time
B- It is the capacity of a drug to attach to plasma protein
C- It is the concentration of the drug in plasma at a certain time
D- It is the rate of diffusion of the drug through intracellular component
Q- Deficiency of which of the following enzymes is associated with von Gierke’s disease?
C- Hexosaminidase A
Q- Which of the following differentiates HIV virus from RNA tumor viruses?
A- HIV virus contains 2 copies of RNA
B- HIV virus contains the pol gene
C- HIV virus has a cytolytic activity
D- HIV virus is a retrovirus