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BIOLOGY - 5

Flash Cards for Biology Term 1 - 5 macromolecules

QuestionAnswer
What is a Biomacromloecule? A Biomacromolecule is a macromolecule of biology origin
What is a macromolecule? Is a large, complex molecule
What are the four major classes of macromolecules? Carbohydrates, Lipids, Proteins and Nucleic Acids
What is a Monomer? Monomers are repeated units of small molecules
What is a Polymer? Polymers are built up from Monomers
What elements make up Carbohydrates? Carbon, oxygen and hydrogen
What are the monomers of Carbohydrates? Monosaccharide or simple sugar (Glucose, Fructose, Ribose and Galactose)
What are the Polymers or Carbohydrates? Polysaccharides or complex sugars (Cellulose, Glycogen, starch
What is the role of Carbohydrates in living organisms? Serve as fuel and building material
What elements make up proteins? Carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur and phosphorus
What are the monomers of proteins? Amino acids
What are the polymers of proteins? Polypeptides * protein consists of two or more polypeptides folded and coiled
What is the role of proteins in living organisms? Structural support, storage, transport, cellular signalling, movement, defence against foreign substances, catalysts in cells and regulating metabolism
What elements make up lipids? Hydrogen, oxygen and carbon
What are the monomers or lipids? Fatty acids
What are the polymers of lipids? Lipids DO NOT form polymers *Although technically NOT polymers, they are large molecules formed by smaller ones
What is the role of lipids in living organisms? Fats store large amounts of energy, cushion vital organs and create insulation
What elements make up nucleic acids? Carbon, hydrogen, nitrogen, oxygen, phosphorus
What are the monomers of nucleic acids? Nucleotide
What are the polymers of nucleic acids? DNA and RNA
What is the role of nucleic acid is living organisms? Store and transmit hereditary information
Created by: emmawalton05