Essential Cell Biology: Chapter 1 Questions and Answers Grade A+
Cells - -The basic unit from which a living organism is made; consists of an aqueous solution of organic molecules enclosed by a membrane. -Cell Biology - -The study of cells and their structure, function and behavior. -Cilium (cilia) - -Hairlike structure made of microtubules found on the surface of many eukaryotic cells; when present in large numbers, its rhythmic beating can drive the movement of fluid over the cell surface, as in the epithelium of lungs. -DNA - -Double-stranded polynucleotide formed from two separate chains of covalently linked deoxyribonucleotide units. It serves as the cell's store of genetic information that is transmitted from generation to generation
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