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There are many different types of prosthetic groups, including biotin, pyridoxal phosphate, thiamin pyrophosphate, flavin nucleotides and heme. Metallic ions, such as magnesium, copper, iron and zinc, are some of the mos... More »

www.reference.com Science Chemistry Organic Chemistry

A long chain of many amino acids is called a polypeptide. A polypeptide has hundreds or even thousands of amino acids linked together, while a peptide is a smaller chain of amino acids. As the name suggests, polypeptides... More »

www.reference.com Science Biology Molecular Biology & DNA

Nucleic acids are all made up of building blocks called nucleotides, which are compounds that are made of nitrogen, a carbon sugar ring and one or more phosphate groups. The five nucleotides are called cytosine, guanine,... More »

www.reference.com Science Biology Molecular Biology & DNA
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A nucleotide is composed of a sugar, a phosphate and a heterocylic nitrogenous base. Nucleotides act as the monomers for nucleic acid polymers, energy carriers within the body and essential coenzymes. More »

www.reference.com Science Chemistry Organic Chemistry

NADP, or nicotinamide adenine dinucleotide phosphate, becomes NADPH when a positive ion of NADP is reduced. This end result is called reduced nicotinamide adenine dinucleotide phosphate. This compound is often a part of ... More »

www.reference.com Science Chemistry Organic Chemistry

Examples of organic molecules include sucrose, cellulose, triglycerides, phospholipds, proteins and deoxyribonucleic acid. Organic molecules are defined as molecules that contain carbon and hydrogen. They are typically d... More »

www.reference.com Science Chemistry Organic Chemistry

Examples of inorganic substances include all metals, ammonia, hydrogen sulfide, chlorine, salt, minerals such as gypsum and generally all compounds that do not contain carbon-hydrogen bonds. By definition, an inorganic s... More »

www.reference.com Science Chemistry Organic Chemistry