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the form of sugar that circulates in the blood and provides the major source of energy for body tissues. When its level is low, we feel hunger.
thin outer boundary of a cell that regulates the traffic of chemicals between the cell and its surroundings
nutrients that help build and maintain body cells and tissues: amino acids are building blocks
biochemicals that do not dissolve in water (fats, oils, and waxes) make up cell membranes, store energy
very large and complex organic molecules that store and transfer important information in the cell
DNA and RNA
network of protein filaments within some cells that helps the cell maintain its shape and is involved in many forms of cell movement
(genetics) the organic process whereby the DNA sequence in a gene is copied into mRNA
(genetics) the process whereby genetic information coded in messenger RNA directs the formation of a specific protein at a ribosome in the cytoplasm
cell grows, performs its normal functions, and prepares for division; consists of G1, S, and G2 phases
cell division/ the stage of the cell cycle during which the cell's nucleus divides into two new nuclei and one copy of the dna is distributed into each daughter cell
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