Lipids

Macromolecules that are nonpolar and organic. Do not dissolve in water.

These molecules have large numver of carbon-hydrogen bonds that store large amounts of energy.

unbranched carbon chain that make up lipids

COOH, attached at one end of a fatty acid

water loving

attached at the other end of a fatty acid

hydrocarbons are

water fearing

hydrocarbon chain that has each carbon atom bonded to 4 atoms

hydrocarbon chain that has each carbon aton bonded to less than 4 atoms

composed of three fatty acids joined to an alcohol molecule called glycerol by a condensation reaction

animal fats, high melting points

plant oils, low melting points

composed of two fatty acids joined to a molecule of glycerol by condensation reaction

composed of two layers of phospholipids (phospholipid bilayer)

Cell membrane won't

Cell membrane holds

composed of a long fatty acid chain joined to a long alcohol chain by a condensation reaction

____ are water proof, enabling plants to survive by water retention

these are composed of 4 fused carbon rings with various functional groups attached to them

testosterone and estrogen

used in nerve and cell function