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CH.2 vocab

biology (cell)

QuestionAnswer
cell smallest unit of life
amino acids organic molecule that is the building block of protein
carbohydrates organic compound composed of carbon, hydrogen, and oxygen, used by living things as an energy source
cell membrane bilipd layer that encloses the cytoplasm, essential to cell's cytoplasm
cell theory principle that states all organisms are made of one or more cells that are derived from other cells
cellulose carb that is the main structural component of cell wall
central vacuole membrane bound cavity in plant cells used for storage
centriole rod shaped organelle that help move chromosomes during cell division
chromosome cellular structure in which genes are located
cilia in cells, tightlly packed rows of short flagella used for movement
collagen fibrous structural protein present in all multicellular organisms, particulary in connective tissue
cytoplasm the material between the cell membraane and the nuclear membrane
DNA deoxyribonucleic acid-nucleic acid that stores hereditary info
ER cell membrane in the cytoplasm that transports materials made by the cell
enzymes protein that catalyzes a chemical reaction
eukaryotic complex cell that has nucleus enclosed by a membrane
flagella whiplike structure that grows out of a cell and enables it to move
glycogen polymemr of glucose used for short term enegy storage
golgi apparatus cell organelle of a euk. cell that consists of flattened sacs and collects, packages, and distributes molecules produced by the cell
lysosome cell organelle of a euk. cell containing hydrolytic, digestive enzymes
microtubule hollow protein fiber in the cytoplasm of a euk. cell involved in cell movement and structure.
mitochondrion cell organelle of a euk. cell that supplies the cell with ATP by preforming oxydative respiration
nuclear membrane double membrane that surrounds the cell's nucleus
nucleic acid organic molecule that stores info for cell function, DNA or RNA
nucleus the organelle that houses the DNA of a euk. cell
organelle subcellular structure that has a special function
polypeptide chain of amino acids
polysaccharide complex carbohydrate composed of three or more monosaccharides
prokaryote cell without a nucleus
protein organic compound formed of one or more chains of polypeptide
ribosome cytoplasmic organelle on which proteins are synthesized
RNA a type of nucleic acid that participates in the expression of genes
saturated fat fat that caontains no c=c bonds
starch a storage form of glucose consisting of hundreds of glucose molecules
steriod a class of lipids that includes cholesterol and some hormones
unsaturated fat fat that contains c=c bonds
vesicle membrane enclosed sac in cell's interior
Created by: Sammyw on 2006-09-13



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