Biomolecules Basics
The four big classes of biomolecules, their building blocks and bonds. A quick biochemistry warm-up.
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Which are the four major classes of biological macromolecules?
- Vitamins, minerals, water and salts
- Enzymes, hormones, antibodies and vitamins
- Sugars, salts, acids and bases
- Carbohydrates, lipids, proteins and nucleic acids
What are the building blocks (monomers) of proteins?
- Monosaccharides
- Amino acids
- Nucleotides
- Fatty acids
What are the building blocks of nucleic acids?
- Amino acids
- Monosaccharides
- Nucleotides
- Glycerol units
What are the building blocks of polysaccharides?
- Amino acids
- Nucleotides
- Fatty acids
- Monosaccharides
A triglyceride is made of:
- Three glucose units
- Glycerol and three phosphates
- Glycerol and three fatty acids
- Three amino acids
Which bond links amino acids in a protein?
- Ester bond
- Phosphodiester bond
- Glycosidic bond
- Peptide bond
Which bond links monosaccharides together?
- Ionic bond
- Peptide bond
- Disulphide bond
- Glycosidic bond
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