Biomolecule

Definition

Biomolecules are organic molecules that are essential for life, including proteins, carbohydrates, lipids, and nucleic acids. They play critical roles in the structure, function, and regulation of cells and organisms.

5 Must Know Facts For Your Next Test

1. Proteins are made of amino acids and perform a wide range of functions including enzyme catalysis and transport.
2. Carbohydrates serve as energy sources and structural components in cells.
3. Lipids are hydrophobic molecules that make up cell membranes and store energy.
4. Nucleic acids like DNA and RNA store and transmit genetic information.
5. Enzymes are a type of protein that act as biological catalysts to speed up biochemical reactions.

Review Questions

Related terms

Protein: A polymer made of amino acid monomers that performs various cellular functions.

Carbohydrate: Organic compounds consisting of carbon, hydrogen, and oxygen atoms; major source of energy.

Lipid: Hydrophobic organic molecules important for energy storage and membrane structure.