Bio Chem

Atoms consist of protons, neutrons and

• megatrons

• electrons

• electricity

How do covalent bonds form?

• Donating & receiving valence e- between atoms.
• Opposite slight charges attract each other between compounds.
• Scientists are still not sure how they form.
• Sharing valence e- between atoms.

Which of the following elements are found in all macromolecules? (Select all that apply).

• Carbon

• Hydrogen

• Sulfur

• Oxygen

Which macromolecule is used as our main source of energy?

• Lipids/Fats

• Nucleic Acids

• Proteins

• Carbohydrates

Proteins are made of monomers called ___________

• Nucleotides
• Monosaccharides
• Amino Acids
• Glycerol and fatty acids

DNA and RNA are examples of 

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids

Nucleotides are monomers of

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids

Monosaccharides are monomers of

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids

Enzymes are..

• nucleic acids 
• carbohydrates 
• lipids 
• proteins 

Glycerol and fatty acids are the monomers of

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids