List of practice Questions

The Feulgen stain is used for staining
A fixative ........... the macromolecular components of a cell.
Differential staining property of Gram staining is due to
In Gram staining, if some bacteria retain the crystal violet stain after alcohol treatment, then the bacteria is
DNA gyrase is inhibited by
Which of the following is a humanized antibody?
Cyclosporin A is a drug that
Which one of the following is the only immunoglobulin to cross the placenta?
The phenomenon of expression of only one allele of an immunoglobulin gene in lymphocytes is known as
Which of the following grafts is transplanted between two genetically different individuals of the same species?
Identify autoimmune diseases among the following.
Mast cells contain vesicles that store a large amount of histamine. After staining with eosin, these vesicles are stained in red color. Which of the following interactions are involved between histamine and eosin?
During an allergic immune response, histamine is released from:
Kupffer cells are found in:
Which of the following is Not an example of a live attenuated vaccine?
Which of the following is an example of a subunit vaccine?
Type II hypersensitivity:
The centrifugal effect counteracts one of the following forces:
Which centrifugation depends on buoyant densities?
What is the problem in the evaporation in the climbing film evaporator?
Calandria consists of several:
Which one of the following parameters of the finished product is NOT influenced by the selection of size reduction equipment?
A tablet to treat a headache must first be dissolved in water before swallowing. Which one of the following best describes this type of tablet?
A drug suspension decomposes by zero-order kinetics with a rate constant of \(2 \, \text{mg} \, \text{mL}^{-1} \, \text{month}^{-1}\). If the initial concentration is \(100 \, \text{mg} \, \text{mL}^{-1}\), what is the shelf life (\(t_{10\%}\))?
A drug solution decomposes via first-order kinetics with a rate constant, \( k \), of \( 0.0077 \, \text{days}^{-1} \). What is the half-life of the drug in solution?