Your research project involves characterizing the expression pattern of a nuclear pore protein. After using immunohistochemistry to fluorescently label the protein, you decide that you would like to capture the data as a 3-D image. Which microscope should you use?
A. confocal microscope
B. scanning electron microscope
C. phase-contrast microscope
D. fluorescence microscope
A
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Environmental effects can result in
a. altered metabolic pathways. b. a gene mutating in different ways in different individuals. c. altered genotypes. d. a post-developmental environmental effect. e. altered phenotypes.
After many years of testing, an hypothesis becomes accepted as a ____
a. fact b. prediction c. theory d. conclusion e. variable
An alteration in the size, shape, and organization of cells is called:
A) atrophy. B) metaplasia. C) dysplasia. D) hypertrophy.
A severe, life-threatening systemic Type 1 allergic response, occurring most often due to an injected antigen, is known as ________.
A) Autoimmunity B) Atopy C) Hemolytic disease D) Anaphylaxis