What is the function of a gap junction?

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(B) Gap junctions are specialized intercellular connections that directly connect the cytoplasm of two cells. This allows for the rapid transfer of io

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To facilitate communication between cells by connecting the cytoplasm of adjoining cells for the rapid transfer of ions,small molecules,and sometimes big molecules.

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(B) Gap junctions are specialized intercellular connections that directly connect the cytoplasm of two cells. This allows for the rapid transfer of ions,small molecules,and sometimes large molecules between adjacent cells. They play a crucial role in cell-to-cell communication,allowing tissues to function as a coordinated unit. Option $A$ describes tight junctions,which prevent leakage. Option $C$ describes adhering junctions,which cement cells together.

List-$I$	List-$II$
$A$. Mast cells	$I$. Ciliated epithelium
$B$. Inner surface of bronchiole	$II$. Areolar connective tissue
$C$. Blood	$III$. Cuboidal epithelium
$D$. Tubular parts of nephron	$IV$. Specialised connective tissue

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