Which test uses radioactive isotopes to label antibodies or antigens in order to detect minute amounts of corresponding antigen or antibody?
A.) Ouchterlony double diffusion
B.) Western Blot
C.) immunelectrophoresis
D.) radioimmunoassay (RIA)
E.) the Quellung test
D.) radioimmunoassay (RIA)
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Four of the five processes below are agents of microevolutionary change. Select the exception
a. mutation b. genetic drift c. natural selection d. random mating e. gene flow
When an impulse passes from one neuron to the next,
it a. passes directly from dendrite to axon. b. passes from axon to cell body to dendrite. c. bypasses the cell bodies of both. d. passes from the output zone of one to the input zone of the other. e. undergoes repolarization.
How many haploid sets of chromosomes are present in an individual cell that is pentaploid (5n)?
A) 2 B) 5 C) 4 D) 3 E) It is impossible to tell with the information given.
What type of electric charge do protons carry?
What will be an ideal response?