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Draw the Lewis structure for CO2. What is the hybridization on the C atom?
Intercalated Disks
Specialized structures in cardiac muscles that facilitate the transmission of electrical signals and coordination of contraction.
Gap Junctions
Specialized intercellular connections that allow for direct chemical and electrical communication between cells.
Cardiac Muscle Tissue
Specialized muscle tissue found only in the heart, characterized by striated cells that contract involuntarily to pump blood.
Endocrine Glands
Glands that secrete hormones directly into the bloodstream, regulating various body functions.
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