A. can cats learn to sit down on command
Six distinct antibody subtypes can be produced in response to the antigen.
It is assumed that a certain antigen has six distinct antigenic determination sites.
To find out how many various types of antibodies this antigen can trigger production of, read on.
A molecule, chemical structure, foreign particle, pollen grain, or any other substance that can attach to a particular antibody or T-cell receptor is referred to as an antigen.
An epitope is an antigenic determinant, which is the component of an antigen that the immune system recognizes.
An antibody is a large, Y-shaped protein that the immune system employs to recognize and destroy foreign substances like dangerous germs and viruses.
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1.answer: As the focal distance increases the eccentricity decreases making the planets orbit more circular 2.answer:0
Answer:
Wild Fires
Explanation:
Wild Fires are caused many factors including discarded cigarettes . These can be prevented when people stop to smoke in the forest and obey the fire protocols in the forest
