A. They are organic and found in living things
The substance that bind to specific antigens on pathogens causing them to clump together is option A which is antibodies and this is to fight against the pathogens and render them inactive in the human bodies
<h3>What is antibodies?</h3>
Antibodies are proteins or substances that is secreted by organs in the body or hormones which help to fight against foreign substances that invades the body or fight against pathogens that might want to cause diseases or inflammation in the body.
Therefore, The substance that bind to specific antigens on pathogens causing them to clump together is option A which is antibodies and this is to fight against the pathogens and render them inactive in the human bodies
Learn more about antibodies below.
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Sorry I thought I knew but I don’t ( I hope you find your answer) :( sorry I couldn’t help
Answer:
Explanation:
Considering the atmosphere of the primitive earth to have contained water vapor, carbon dioxide, carbon monoxide, methane, and ammonia and/or nitrogen, then in the presence of an energy source, such as sunlight or lightning, a number of small molecules like hydrogen cyanide, HCN, are formed.
Amino acid is to protein as simple sugar is to cellulose.
Amino acids form proteins, the same way simple sugar forms cellulose.
Lipids form fats, it doesn't go the other way round. DNA forms DNA strands, not RNA.