Question

the model shows the chemical structure of a molecule. this molecule is a building block of which type of biomolecule? carbohydrate protein lipid nucleic acid

Explanation:

The molecule shown is a pentose sugar (a type of carbohydrate). Carbohydrates are composed of carbon, hydrogen, and oxygen in a ratio of approximately 1:2:1. Monosaccharides, like the one in the image, are the building - blocks of carbohydrates. Proteins are built from amino acids, lipids are a diverse group including fats and oils with different structures, and nucleic acids are made of nucleotides.

Answer:

carbohydrate