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biochemestry for life

Across
molecules play many key roles in building of proteins and can act as enzymes
positive charge; found in nucleus of a cell, equal to number of protons
simple sugars; (glucose, fructose, galactose)
nonpolar molecules; composed of glycerol and fatty acids. Functions are energy storing when no carbs are available, cushion to vital organs, and insulation for the body. (Triglycerides, phospholipids, wax, and steroids)
two monosaccharides joined together; (sucrose, lactose)
Down
water fearing; Part of Lipid: hydrocarbon chain
when one atom gives up an electron to another
straight chains; cant be digested by humans; helps with structure
a large and complex organic molecule that stores and transports info; its monomer is nucleotide composed of : 1 phosphate group, 5-c sugar, ring shaped N group (DNA,RNA)
water attracted: Part of lipid: carboxl group
no charge; found in nucleus of a cell
negative charge, found in electron cloud, equal to number of protons
when 2 atoms share electrons
the monomers that make of proteins; sequence determines a protein shape and function; 20 of them (12 made in human body, 8 must be consumed)
contains genetic info for cell activities