Consider Two Vertical Tubes of Equal Cross-Section Area,one Containing Water

question 84

Multiple Choice

Consider two vertical tubes of equal cross-section area,one containing water and the other mercury.If the liquid pressures at the bottom of the tubes are equal,both liquids would have equal

• A)volumes.
• B)densities.
• C)weights.
• D)number of molecules.
• E)none of the above

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Definitions:

Tight Junctions

Specialized structures that form between some animal cells, producing a tight seal that prevents materials from passing through the spaces between the cells.

Desmosomes

Cell structures specialized for cell-to-cell adhesion, acting as anchors to bind cells together in tissues.

Gap Junctions

Specialized intercellular connections between a multitude of animal cell-types that directly connect the cytoplasm of two cells, allowing various molecules, ions, and electrical impulses to directly pass through a regulated gate between cells.

Potassium Ions

Charged particles of potassium that play key roles in bodily functions, particularly in nerve transmission and muscle contraction.