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Cells build carbohydrate polymers by using energy to form glycosidic linkages, the bonds between monosaccharides. A dehydration synthesis reaction forms a bond between carbon atoms in two monosaccharides, sandwiching an oxygen atom between them and releasing a water molecule. Hope this helps!
Will remain at rest or stay in motion. That's Newton's first law of motion
Do you have any choice answers? As far as I know, the organisms that appeared first was micro-organisms. Hope this helps.