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2.01
Bodily structure components
Term | Definition |
---|---|
adenosine triphosphate | the energy compound of the cell that stores energy needed for cell activities |
carbohydrates | the category of organic compounds that includes sugars and starches |
cell | the basic structural and functional unit of living organisms that combine with each other to form tissues |
chromosome | a thread-like body in a cell's nucleus that contains genetic information |
deoxyribonucleic acid (DNA) | the genetic compound of the cell that makes up the genes |
enzyme | an organic substance that speeds the rate of a metabolic reaction |
gene | a hereditary unit composed of DNA |
glucose | a simple sugar that circulates in the blood and is the main energy source for metabolism |
lipid | the category of organic compounds that includes fats |
membrane | a simple thin sheet of tissue that may cover an organ, line a cavity, or separate structures |
metabolism | all the physical and chemical reactions that occur within an organism |
mitosis | cell division |
mucus | a thick fluid secreted by cells in membranes and glands that lubricates and protects tissues |
nucleus | the control center of the cell that directs cellular activities based on the information in its chromosomes |
organ | a body structure with a specific function; also a component of a body system |
organelle | a specialized structure in the cytoplasm of a cell |
protein | the category of organic compounds that includes structural materials, enzymes, and some hormones |
ribonucleic acid (RNA) | an organic compound involved in the manufacturing of proteins within cells |
tissue | a group of cells that act together for a specific purpose |