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CLAMP (Climate leaf analysis multivariate program), a method for characterizing past climates •
Clamp (zoology), an attachment structure found in some parasitic flatworms •
Clamp connection, a structure formed by hyphal cells of certain fungi •
DNA clamp, a ring-like structure associated with DNA replication and other phenomena •
Glucose clamp technique, a method for quantifying insulin secretion and resistance •
Patch clamp, a technique used to hold a natural cell membrane or artificial lipid bilayer ==Electronics and software==