Macromolecules LSC3

The diagram below shows a monomer of a macromolecule. Which type of molecule contains these monomers?

• Protein

• Lipid

• Carbohydrate

• Nucleic Acid

Tags

NGSS.HS-LS1-1

What is the function of the macromolecule this nucleotide makes up?

• Energy

• Catalyst

• Stores genetic information

• Compose majority of the cell membrane

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

Like complex carbohydrates, proteins are macromolecules that serve many functions and can be chemically broken down into monomers and restructured. Both proteins and complex carbohydrates are which of the following?

• polymers of smaller subunits

• sequence of sugars

• lipids of large molecules

• nucleotides of DNA

Which of the following diagrams below is an example of a carbohydrate?

• 
• 
• 
• 

Many plants have waxy coatings on some surfaces. This coating reduces water loss because it is not water-permeable. This waxy coating is which of the following types of organic molecule?

• Carbohydrates

• Proteins

• lipids

• Nucleic Acids

Baby food manufacturers sometimes use enzymes called proteases in their products. Proteases catalyze the breakdown of the large molecules in these foods, making digestion easier for infants. Proteases are which of the following types of molecules?

• Lipid

• Protein

• Carbohydrate

• Nucleic Acid

Two of the four principal classes of organic compounds are proteins and nucleic acids. What is the relationship between proteins and nucleic acids?

• Nucleic acids use proteins for energy

• Nucleic acids are a subset of proteins

• Proteins are long polymers of nucleic acids

• Nucleic acids contain the information to make proteins

Tags

NGSS.HS-LS1-1

Resistance to antibiotics results from variations in the genetic code of Streptococcus pneumoniae. Which type of molecule encodes genetic information in Streptococcus pneumoniae?

• Protein

• Lipid

• Carbohydrate

• Nucleic Acid

Tags

NGSS.HS-LS3-1

Ovalbumin is a protein found in eggs. Which of the following best describes the molecular structure of ovalbumin?

• a group of six carbon atoms joined in a ring.

• a chain of amino acids folded and twisted into a molecule

• a set of three fatty acids attached to a molecule of glycerol

• a sequence of nitrogenous bases attached to a sugar phosphate backbone

What elements make up proteins?

• CHON

• CHO

• CHONP

Tags

NGSS.HS-LS1-6