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5 Written questions

5 Matching questions

  1. ionic bond
  2. solute
  3. polysaccharide
  4. hydrogen bond
  5. polymer
  1. a dissolved substances in a solution
  2. b is a large molecule (macromolecule) composed of repeating structural units.
  3. c holds together ionic compounds by an attraction between negatively and positively charged ions
  4. d are polymeric carbohydrate structures, formed of repeating units (either mono- or di-saccharides)
  5. e Polarity within a water molecule causes thy Hydrogen atoms in one molecule to be attracted to the oxygen atoms in other molecules

5 Multiple choice questions

  1. atoms of the same element that differ in the number of neutrons
  2. a base type in RNA paired with adenine
  3. is formed when 2 or more atoms bond together
  4. subatomic particle with a negative charge
  5. a molecular complex of three types of subunit molecules

5 True/False questions

  1. fatty acidhas a central carbon atom with a carboxyl group (COOH) at one end and an amino groupp at the other (NH2)

          

  2. matterrefers to anything that takes up space and has mass.

          

  3. peptide bondthe bond that joins any two amino acids

          

  4. triglyceridea fat molecule

          

  5. polypeptideis a large molecule (macromolecule) composed of repeating structural units.