Answer:
One sample should have had no enzyme and acted as a control.
Enzyme linked to the secondary antibody
an undetermined measure of antigen is joined to a surface, and after that a particular counter acting agent is connected over the surface with the goal that it can tie to the antigen. This counter acting agent is connected to a catalyst, and in the last stage a substance is included that the compound can change over to some distinguishable flag, most normally a coloration change in a concoction substrate is seen.
The meristematic tissues is responsible for growth in angiosperms.
A red shift means that the object is moving away from you.
