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en.wikipedia.org/wiki/Lipid

The middle structure is a triglyceride composed of oleoyl, stearoyl, and palmitoyl chains attached to a glycerol backbone. At the bottom is the common phospholipid phosphatidylcholine. In biology, lipid is a loosely defined term for substances of biological origin that are soluble in ...

hyperphysics.phy-astr.gsu.edu/hbase/Organic/lipid.html

Lipids. Fats, oils, waxes, and sterols are collectively known as lipids. Like the ... The molecules of such a lipid are made up of a glycerol molecule with three fatty  ...

www.news-medical.net/life-sciences/What-are-Lipids.aspx

Oct 9, 2012 ... Lipids are molecules that contain hydrocarbons and make up the building ... Fats (and the fatty acids from which they are made) belong to this ...

www.ducksters.com/science/biology/lipids.php

Lipids are one of the four major groups of organic molecules; the other three being proteins, nucleic acids (DNA), and carbohydrates (sugars). Lipids are made ...

www.infoplease.com/science/biology/chemistry-biology-lipids

Lipids are organic compounds that contain the same elements as ... Fats are large molecules that are composed of three fatty acid molecules bonded to a ...

www.khanacademy.org/science/biology/macromolecules/lipids/a/lipids

Fats are just one type of lipid, a category of molecules united by their inability to mix well with water. Lipids tend to be hydrophobic, nonpolar, and made up ...

www.reference.com/science/lipids-made-up-47d1bdad93430563

Dr. Ananya Mandal explains on News Medical that lipids are mainly composed of hydrocarbons, and they are highly reduced forms of carbon. They make up the ...

healthyeating.sfgate.com/lipids-used-body-8282.html

The essential lipids, linolenic acid and linoleic acid, are vital to your health; they cannot be made in your body and must come from your diet. They are used in ...

socratic.org/questions/what-elements-make-up-lipids

May 7, 2017 ... See below. > All lipids contain carbon, hydrogen, and oxygen. Some of them also contain nitrogen and phosphorus. The four main classes of ...

basicbiology.net/micro/biochemistry/lipids

Apr 22, 2016 ... Cell membranes are made from a double layer of lipids known as 'phospholipids'. The plasma membrane around a cell provides a barrier that ...