All of the following are correct about the indirect ELISA, except
A.) it can detect antibodies in a serum sample.
B.) it is the common screening test for antibodies to Helicobacter.
C.) color development indicates that antibody was not
present in the patient's serum.
D.) it is the common screening test for antibodies to Hepatitis A.
E.) a known antigen is adsorbed to the surface of a well.
C.) color development indicates that antibody was not present in the patient's serum.
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Which organ that is a target of insulin plays the most significant role in regulating sugar levels in circulation?
A) kidneys B) liver C) stomach D) pituitary E) adrenal glands
Generally speaking, which of the following would be the best description of ecology?
A) study the interactions of living things with each other and their environments B) study and preserve the environment C) study and conserve the environment D) study the environmental conditions that plants and animals depend on for survival
Human diploid cells have ____ chromosomes while human gametes have ____ chromosomes
a. 46; 23 b. 23; 46 c. 96; 48 d. 48; 96
e. 46; 92What is the drawback of live attenuated vaccines?
A) They require more secondary reimmunizations than other vaccines. B) They are not effective in adults. C) They do NOT provide a long-lasting secondary immune response. D) They can cause disease in some immunocompromised individuals.