Study

Biological Molecules

  •   0%
  •  0     0     0

  • What is found in amylopectin but not in amylose?
    1,6 (glycosidic) bond, branching
  • What is the smallest number of nitrogen atoms in all amino acids?
    1
  • What is the name and number of covalent bonds needed to form a triglyceride from its subunits?
    3 ester bonds
  • Which type of bond(s) hold(s) primary structure of proteins together?
    Peptide bond
  • Polysaccharides, triglycerides and polypeptides are polymers. True or false?
    False
  • What type of reaction is demonstrated in the image?
    Condensation or anabolic
  • What is the smallest number of oxygen atoms in all amino acids?
    2
  • Which protein has a role in oxygen transportation by the blood?
    Haemoglobin
  • The simplest sugars have 6 carbons. True or false?
    False
  • Which structural level of proteins is shown in the diagram?
    secondary
  • What is the main function of triglycerides?
    Energy storage
  • Which elemets (atoms) are found in lipids?
    C, H, O
  • Name two disaccharides.
    Maltose, sucrose, lactose
  • What is the storage polysaccharide in animal cells?
    Glycogen
  • All carbohydrates are sugars. True or false?
    False
  • Which protein structural level is betwee secondary and quaternary?
    Tertiary
  • What is the smallest number of carbon atoms in all amino acids?
    2
  • Which of these polyssaccharides is the odd one out in terms of the monomers? Glycogen, Amylopectin, Cellulose
    Cellulose
  • A gram of carbohydrate contains more energy than a gram of lipid. True or false?
    False
  • Which two molecules are produced when a glucose and a fructose are used in condensation reaction?
    Sucrose and water
  • Which is a Beta glucose?
    2
  • When 5 amino acids are linked together to form a small peptide molecule, how many water molecules are released?
    4
  • Which of these polyssaccharides is the odd one out in terms of the types of glycosidic bonds? Glycogen, Amylopectin, Amylose
    Amylose
  • What are the building blocks of lipids?
    Fatty acids and glycerol