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Mammals without teeth?

We know that some animals do not have real teeth consisting of enamel and dentin. Many have tooth-like structures but different constitutions. However, there are animals that have neither, and have developed different mechanisms to obtain food. The best known of these is the anteater, which has long and sticky tongue, but unlike other mammals, has no teeth.
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23.4: Introduction to Antibodies - Biology

Describe the structure and function of antibodiesAn antibody, also known as an immunoglobulin (Ig), is a protein that is produced by plasma cells after stimulation by an antigen. Antibodies in these bodily fluids can bind pathogens and mark them for destruction by phagocytes before they can infect cells.
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