The property of a test to detect only a certain antibody or antigen, and not to react with any others, is
A.) cross-reactions
B.) agglutination
C.) precipitation
D.) specificity
E.) sensitivity
D.) specificity
You might also like to view...
Which medium can be described as containing hemoglobin, hemin (X factor), and the co-enzyme nicotinamide adenine dinucleotide (NAD) (V factor)?
a. Chocolate b. CNA blood c. BHI d. Thioglycollate broth
Following the Deepwater Horizon accident in the Gulf of Mexico in 2010, bioremediation was used to eliminate much of the oil from the contaminated water. To encourage the growth of oil-degrading microbes, "fertilizer" including iron and nitrogen was added to the water. Which of the following statements regarding the growth of these microbes is incorrect?
A. The oil-degrading microbes used oil (hydrocarbons) as their carbon source. B. The concentration of sulfate in the Gulf of Mexico is sufficient for the growth of oil-degrading microbes. C. Large amounts of iron were needed, as iron is a macronutrient for oil-degrading microbes. D. Nitrogen gas (N2) present in air is not in a form that can be used by oil-degrading microbes.
Corynebacterium glutamicum is used to produce glutamic acid, and this is most successful when the cell permeability is ________.
A. not changed B. increased C. isotonic D. decreased
P elements in Drosophila contribute to the process of hybrid dysgenesis, which occurs when M-cytotype females are crossed with P-cytotype males
What does the model of hybrid dysgenesis predict for the F1 and F2 generations when a P-cytotype male is crossed to an M-cytotype female?