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science quiz #1

Stack #163973

QuestionAnswer
cell the basic unit of life; all living things today are made of cells or are the products of cells.
cell membrane the outer barrier of a cell. Separates a cell from its enviroment, and is typically compossed of phospholipids. Allows for the selective passage of some cells.
Vesicle a membranous and usually fluid-filled sac
Organic Molecule molecules containing carbon, usually associated with living things. Examples of organic moleculesfound in a tested metiorite: hydrocarbons, amino acids, fatty acids, and protien
polymers many molecules linked together
monomers molecule
amino acids are the monomers of protiens
sugars are the monomers of charbohydrates
fatty acids, glycorals, and phosphorates are the monomers of lipids
the three most commom elements in living things carbon, hydrogen, and oxygen
the three parts of the definition of life made of cells, uses energy to grow, and can change over time
Created by: evan787
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