TEKS 9A&C-Biomolecules

Which statement is true about macromolecules?

• Simple sugars are made of polysaccharides.
• Glycerol is made of fatty acids.
• Proteins are made of amino acids.
• Nucleotides are made of nucleic acids.

Tags

NGSS.HS-LS1-1

In addition to serving as waterproof coverings or as parts of biological membranes, lipids

• store glucose and other sugars.
• store energy.
• transmit hereditary information.
• supply energy for chemical reactions.

Storing and transmitting genetic material is the function of which biomolecule?

• Nucleic acids
• Protiens
• Lipids
• Carbohydrates

Which of the following pairs of a biological monomer and one of its polymers is incorrect?

• Glucose and starch
• Fatty acids and carbohydrates
• Nucleotides and RNA
• Amino acids and proteins

What is a key difference between carbohydrates and proteins?

• Carbohydrates contain carbon; proteins do not.
• Proteins contain nitrogen; carbohydrates do not.
• Carbohydrates are biomolecules; proteins are not.
• Proteins contain covalent bonds; carbohydrates do not.

The diagram shows a structural formula of a biomolecule. What is the most likely function of this biomolecule?

• Storing energy
• Fighting diseases
• Storing genetic information
• Forming waterproof coverings

Which of the following is an example of a complex carbohydrate?

• Monosaccharides 
• Starches
• Lipids
• Glucose

A major function of fats, or lipids, is to

• store energy.
• speed up chemical reactions in the cell.
• contain instructions that cells need to carry out their functions.
• provide one of the raw materials for photosynthesis.

Identify this biomolecule.

• Carbohydrate
• Lipid
• Protein
• Nucleic acid

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

Identify this monomer.

• Amino acid
• Glycerol
• Fatty acid
• Nucleic acid