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Carbon
Hydrogen
Organic molecules contain which two elements?
Carbohydrates
Lipids
Proteins
Nucleic Acid
Name 4 class of organic molecules in all living things
Biomolecules
Macromolecules
Organic molecules can also be called? (2 Terms)
Organic Molecules
- Always covalent bonding
- Often quite large, with many atoms
- Usually associated with living organisms
Inorganic Molecules
- Usually contain positive and negative ions
- Usually ionic bonding
- Always contain small number of atoms
- Often associated with nonliving matter
- Does not form monomers
Fat
What is a subunit of lipid?
Example of a polymer?
Dehydration Reaction
- Chemical reaction in which subunits are joined together by the formation of a covalent bond - water is produced during the reaction
Ex: Starch from glucose
Hydrolysis reaction
- Chemical reaction in which a water molecule is added to break a covalent bond
Ex: Glucose from starch
Enzyme
- Molecule that speeds up a chemical reaction
- Required for cells to carry out dehydration synthesis and hydrolysis reactions
- Not consumed, not changed in the reaction
- Energy source for living cells
- Provide structural building material
- Contain C, H, O in 1:2:1 ratio
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