Biomolecules: Structure and Function

What are the four main types of biomolecules?

• Proteins, lipids, carbohydrates, nucleic acids.

• Vitamins, minerals, proteins, carbohydrates.

• Lipids, carbohydrates, enzymes, hormones.

• Proteins, nucleic acids, sugars, fibers.

What are lipids primarily used for in the body?

• Energy storage, insulation, and making up cell membranes.

• Providing immediate energy for cellular functions.

• Transporting oxygen in the bloodstream.

• Regulating body temperature through sweat.

What is a polymer?

• A small molecule that cannot be broken down further.

• A large molecule made up of repeating subunits called monomers.

• A type of chemical reaction that forms new compounds.

• A mixture of different types of molecules.

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What is the basic unit of carbohydrates?

• Disaccharide

• Polysaccharide

• Monosaccharide

• Oligosaccharide

What is the structure of DNA?

• A single strand of amino acids.

• A double helix formed by two strands of nucleotides.

• A triple helix of ribonucleic acid.

• A linear chain of nucleotides.

Which monomer makes up nucleic acids?

• Amino acid

• Nucleotide

• Fatty acid

• Monosaccharide

Carbon, hydrogen, oxygen, nitrogen, and phosphorous (CHONP) make up which biomolecule?

• Carbohydrate

• Protein

• Lipid

• Nucleic acid

What is the primary function of proteins?

• To provide energy for cellular processes.

• To perform a variety of functions including catalyzing reactions, providing structure, and regulating processes.

• To store genetic information.

• To transport oxygen in the blood.

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What is a biomolecule?

• A small molecule that is present in living organisms.

• A large molecule that is present in living organisms.

• A molecule that is only found in plants.

• A synthetic molecule created in laboratories.

What are amino acids?

• The building blocks of proteins.

• A type of carbohydrate.

• A form of lipid.

• A kind of vitamin.

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