IB Biology SL Biological Molecules

Which of the following is NOT a Biomolecules?

• Carbohydrates

• Enzymes

• Lipids

• Nucleic Acids

• Proteins

All four biomolecules are based on Carbon.

• TRUE

• FALSE

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The term "Disaccharides" means

• sugar that contains one glucose

• Sugar that contains two glucose

• Sugar that contains more than two glucose.

Fatty acids is the building blocks of ______________

Identify the biomolecule

• Carbohydrate

• Lipid

• Protein

• Nucleic Acid

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The picture shown shows which class of biomolecule?

• Protein

• Nucleic Acid

• Carbohydrate

• Lipid

What structure/parts of the lipids is said to be Hydrophobic (water-fearing)

• Polar Head

• Non-polar Tail

• Both Head and the Tail

What Biological Molecules is responsible for muscle formation?

• Carbohydrates

• Lipids

• Protein

• Nucleic Acids

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How many different amino acids do exist?

• 19

• 20

• 21

• 22

What part of amino acid varies from one amino acid to the next?

• Amino Group

• Carbon Group

• Carboxylic Group

• R Group