Biochemistry Unit Test: 8 the grade.

What is the definition of a hydrocarbon?
1. a carbon, oxygen, and hydrogen bonded together.
2. polysaccharides that are used a source of energy.
3. electrons shared between two different atoms.
4. a large chain of carbons and hydrogens bonded together.

1 answer

The correct definition of a hydrocarbon is:

4. a large chain of carbons and hydrogens bonded together.

Hydrocarbons are organic compounds consisting entirely of hydrogen and carbon.