Eyeglasses<span> (also called spectacles) are</span><span> the most common form of </span>eye wear.<span> They are used to correct or improve many types of vision problems. They are a frame that holds two pieces of glass or plastic, which have been ground into lenses to correct refractive errors.</span>
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
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Cephalization describes the process by which organisms develop a distinct head. The head of a cephalized organism contains a concentrated group of nerves, or brain, that controls the rest of the organism, as well as specialized organs for consumption and perception, like mouths, eyes and ears. Cephalized organisms exhibit a distinct division between parts of the body; they have a front, back, top and bottom. These animals comprise the bulk of animals that are encountered on a daily basis.
sea star following organisms exhibits cephalization