The proteins contain amino acids as their elementary part.    From Wordnik.com.  [Nobel Prize in Physiology or Medicine 1959 - Presentation Speech] Reference

Inside the protein, it's made up of building blocks we call amino acids.    From Wordnik.com.  [Telegraph.co.uk: news business sport the Daily Telegraph newspaper Sunday Telegraph] Reference

Now it seems that certain amino acids are more probable (and hence more common).    From Wordnik.com.  [April 13th, 2009] Reference

The protein molecule is made up of a number of organic units known as amino acids.    From Wordnik.com.  [Northern Nut Growers Association Report of the Proceedings at the Eleventh Annual Meeting Washington, D. C. October 7 and 8, 1920] Reference

Genes contain instructions for building proteins, which are made of units called amino acids.    From Wordnik.com.  [Wired Top Stories] Reference

Meteorites that fall to Earth contain amino acids and organic carbon molecules such as formaldehyde.    From Wordnik.com.  [Crossroads] Reference

The body breaks down proteins into what are called amino acids.    From Wordnik.com.  [CNN Transcript May 30, 2009] Reference

Protein is made up of small building blocks called amino acids.    From Wordnik.com.  [The Most Complete Food Counter, 2nd Edition] Reference

Protein consists of twenty-two "building blocks" called amino acids.    From Wordnik.com.  [Wil's Ebay E-Store] Reference

Protein is complex because it is composed of something called amino acids.    From Wordnik.com.  [INAUGURATION OF THE YEAST PLANT-SUGAR MILL] Reference

Each type contains a specific number of “building blocks” known as amino-acids.    From Wordnik.com.  [Amino acids and Their Importance to Human Health] Reference

PROTEINS–Complex structures that consist of the building blocks known as amino acids.    From Wordnik.com.  [The Most Complete Food Counter, 2nd Edition] Reference

This message is then translated into a protein sequence built entirely from an alphabet of twenty chemical letters called amino acids.    From Wordnik.com.  [Rambles at starchamber.com » Blog Archive » The meaning of life] Reference

Maybe the usage of some kind of amino acids and nucleic acids would happen repeatedly through convergence.    From Wordnik.com.  [The SciPhi Show, IslamOnline.net - The Panda's Thumb] Reference

Several components were isolated and identified, such as amino acids, phenol acids, flavonoids and particularly saponosides.    From Wordnik.com.  [Chapter 7] Reference

This is dependent however upon keeping a constant ratio between energy levels and other nutrients such as amino acids and minerals.    From Wordnik.com.  [Chapter 5] Reference

Organic materials, such as amino acids, were formed in the upper atmosphere, where sunlight irradiated gases like methane and ammonia.    From Wordnik.com.  [Three Worlds To Conquer]

It's possible to miss some of the essential nutrients, such as amino acids.    From Wordnik.com.  [xml's Blinklist.com] Reference

The only part of them that could be would be some of the cell building blocks, such as amino acids and RNA or DNA.    From Wordnik.com.  [Denver Post: News: Breaking: Local] Reference

Among the gene's many amino acids are two called valine (or "val") and methionine ( "met").    From Wordnik.com.  [Taking A New Look At Pain] Reference

Insulin pushes glucose and various amino acids out of the blood and into fat and muscle cells.    From Wordnik.com.  [A Little Help From Serotonin] Reference

There was just enough for scientists at Beth Deaconess Medical Center to determine the protein's sequence of amino acids.    From Wordnik.com.  [Periscope] Reference

The jelly is so rich in amino acids and proteins that the queen bee, who eats nothing else, lives 10 times longer than her drones.    From Wordnik.com.  [Beauty: Golden Glow] Reference

That's because tryptophan-rich foods are packed with a variety of amino acids that compete for passage across the blood-brain barrier.    From Wordnik.com.  [A Little Help From Serotonin] Reference