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Q 1/20
Score 0
Which of the following statements best describes precipitation?
30
A reaction that requires instrumentation for detection.
A combination of particulate antigen and soluble antibody.
A combination of soluble antigen with soluble antibody.
A reaction that produces no visible endpoint
Q 2/20
Score 0
The initial force of attraction that exists between a single Fab site on an antibody molecule and a single epitope on a corresponding antigen is best known as
20
agglutination
avidity
affinity
anaphylaxis
20 questions
Q.
Which of the following statements best describes precipitation?
1
30 sec
Q.
The initial force of attraction that exists between a single Fab site on an antibody molecule and a single epitope on a corresponding antigen is best known as
2
20 sec
Q.
Excess antibody is also known as
3
20 sec
Q.
For which of the following testing methodologies is lack of agglutination a positive reaction?
4
20 sec
Q.
In a labelled immunassay, the substance to be measured is BEST known as the:
5
20 sec
Q.
All of the following are true of a radioimmunoassay EXCEPT:
6
20 sec
Q.
Steps of polymerase chain reaction cycles include all of the following EXCEPT
7
20 sec
Q.
Which of the following represents a single diffusion reaction?
8
20 sec
Q.
A technique used to quantify antigens on the basis of the height of the preciptin band when radial immunodiffusion and electrophoresis are combined is know as:
9
30 sec
Q.
Identifies specific DNA which has been cleaved into fragments by enyzmes, electrophoresed, denatured, transferred to membrane and incubated with labeled probe that is specific for the sequence of interest is known as
10
30 sec
Q.
What type of test measures the amount of antigen present by light scattering techniques?
11
20 sec
Q.
What does the blank tube in a labelled assay test for?
12
20 sec
Q.
In this type of agglutination test the antibody is found on the particle.
13
20 sec
Q.
Which of the following statements is true regarding RNA?
14
20 sec
Q.
One nucleic acid probe is placed on a solid support to capture the target DNA and a second labeled probe binds to a second site on the target DNA. This type of assay is best described as:
15
30 sec
Q.
All of the following are possible results in an Ouchterlony double diffusion test except:
16
20 sec
Q.
Emission of light caused by chemical reaction producing an excited molecule that decays back to its ground state is known as:
17
20 sec
Q.
Enzymes that cleave both strands of the DNA at specific recognition sites is known as :
