Slits between the cells of capillary walls serve to

a. allow passage of substances that cannot diffuse through the lipid bilayer of capillary wall
cells.
b. allow expansion of the capillary diameter.
c. allow contraction of the capillary diameter.
d. allow lengthening of the capillary.
e. shortening of the capillary.


A

Biology & Microbiology

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b. five
c. four
d. one

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A) is bound to the detection antibody and chemically modifies an added substrate to generate a colorimetric or chemiluminescent change. B) reacts directly with the antigen the assay is seeking. C) is bound to the detection antibody. D) chemically modifies an added substrate to generate a colorimetric or chemiluminescent change. E) reacts directly with the antigen the assay is seeking and chemically modifies an added substrate to generate a colorimetric or chemiluminescent change.

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