1.4 Properties of Biological Macromolecules

• Biological macromolecules are essential for life and are composed of smaller subunits called monomers
• What process links monomers to form macromolecules?

  Polymerization
• Match the macromolecule with its key function:

  Carbohydrates ↔️ Energy storage, structural support

  Lipids ↔️ Energy storage, insulation

  Proteins ↔️ Catalysis, structure

  Nucleic Acids ↔️ Genetic information storage
• Biological macromolecules are composed of smaller subunits called monomers
• Carbohydrates are the primary source of energy for many organisms.

  True
• Match the macromolecule with its key function:

  Carbohydrates ↔️ Energy storage, structural support

  Lipids ↔️ Energy storage, insulation
• Nucleic acids store and transfer genetic information.


  True
• Carbohydrates are composed of smaller units called monosaccharides
• What are the monomers of lipids?

  Fatty acids, glycerol
• Nucleic acids store and transmit genetic information
• Carbohydrates are the primary source of energy for many organisms.

  True
• Proteins act as catalysts in the form of enzymes
• Which monosaccharide provides immediate energy to cells?

  Glucose
• Lipids are composed of fatty acids and glycerol
• Which property of lipids allows them to provide insulation to organisms?

  Their structure
• Match the protein structure with its description:

  Primary ↔️ Sequence of amino acids

  Tertiary ↔️ Overall 3D shape
• Nucleic acids are composed of nucleotides, which include a phosphate group, a sugar, and a nitrogenous base.
• What is the primary function of DNA?

  Genetic information storage
• The two types of nucleic acids are DNA and RNA.
• What is the primary function of DNA in genetic information?

  Storage
• Biological macromolecules are linked through a process called polymerization.


  True
• What is the monomer of lipids?

  Fatty acids
• What are the key functions of proteins in living organisms?

  Catalysis, structure, transport
• Order the four main types of biological macromolecules:

  1️⃣ Carbohydrates

  2️⃣ Lipids

  3️⃣ Proteins

  4️⃣ Nucleic Acids
• Proteins are involved in signaling within cells.

  True
• Match the macromolecule with its monomer and key function:

  Carbohydrates ↔️ Monosaccharides, energy storage

  Lipids ↔️ Fatty acids, insulation

  Proteins ↔️ Amino acids, catalysis

  Nucleic Acids ↔️ Nucleotides, genetic information transfer
• What is the primary function of nucleic acids in living organisms?

  Genetic information storage
• Carbohydrates have the general chemical formula C(H2O)n
• What are the primary components of lipids?

  Fatty acids and glycerol
• Lipids are a key structural component of cell membranes.


  True
• Arrange the levels of protein structure from simplest to most complex.

  1️⃣ Primary Structure

  2️⃣ Secondary Structure

  3️⃣ Tertiary Structure

  4️⃣ Quaternary Structure
• What sugar is found in DNA?

  Deoxyribose
• RNA contains the nitrogenous base uracil
• What are biological macromolecules composed of?

  Smaller subunits called monomers
• Arrange the following macromolecules in order of their key functions: energy storage, insulation, catalysis, and genetic information storage

  1️⃣ Carbohydrates

  2️⃣ Lipids

  3️⃣ Proteins

  4️⃣ Nucleic Acids
• Biological macromolecules are organic molecules essential for life.

  True
• What are the smaller subunits of proteins called?

  Amino acids
• What is the general chemical formula of carbohydrates?

  $C(H_{2}O)_{n}$
• What are lipids composed of?

  Fatty acids and glycerol
• What are proteins composed of?

  Amino acids