<span>The most crucial principle of ELISA (enzyme-linked immunosorbent assay) is a highly specific antibody-antigen interaction.</span>
ELISA is a biochemical technique used to detect the presence of an antibody or an antigen in the biological sample. Simply described, in an ELISA, an antigen is immobilized on a solid surface and then a specific antibody is applied over the surface so that it can bind to the antigen. The antibody is usually linked to an enzyme, and in the final step, a substrate for that enzyme is added. The enzyme can convert it to some detectable signal, most commonly a color change. <span>Medical usage of ELISA is in the diagnosis of HIV infection, pregnancy tests, measurement of cytokines…</span>
Answer:
Answer is under explanation
Explanation:
Clouds are like steam in a way. Moist and airy. Its when warm rises and air cools and expands in the atmosphere. Then the water vapor in the air condenses to form tiny water droplets
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The dominant gene will always show thru, with red being dominant it doesn’t matter that that parent 2 is white because parent 1 is dominant red which makes the offspring red.
All seeds need water, oxygen, and proper temperature in order to germinate. Some seeds require proper light also. Some germinate better in full light while others require darkness to germinate.
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