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Cells and Body Systems

Across
A particle consisting of two subunits that fit together and work as one to build proteins.
Movement of a solvent (such as water) through a semipermeable membrane (as of a living cell) into a solution of higher solute concentration.
The basic structural and functional unit of any living thing
A band or bundle of fibrous tissue in a human or animal body that has the ability to contract, producing movement in or maintaining the position of parts of the body.
Any of the typically unicellular microorganisms that lack a distinct nucleus and membrane-bound organelles.
A specialized cellular part (such as a mitochondrion , chloroplast , or nucleus) that has a specific function.
A device that produces a magnified image of objects too small to be seen with the naked eye.
Down
Break down (food) in the alimentary canal into substances that can be absorbed and used by the body.
The physical structure of a person or an animal.
Any cell or organism that possesses a clearly defined nucleus.
The thin layer that forms the outer boundary of a living cell or of an internal cell compartment.
Each of the pair of organs situated within the rib cage, consisting of elastic sacs with branching passages into which air is drawn, so that oxygen can pass into the blood and carbon dioxide be removed.